{"title":"Grand Seiko Evolution 9 Watches","description":"","products":[{"product_id":"grand-seiko-slgh021-evolution-9-limited-edition","title":"Grand Seiko SLGH021 Evolution 9 Limited Edition","description":"\u003cp\u003eThe Genbi Valley in Japan has been designated a Place of Scenic Beauty and Natural Monument. It exists mid-stream on the Iwai River in Iwate Prefecture, where Grand Seiko’s mechanical watches are manufactured. The grand and mysterious scenery of the Genbi Valley is expressed in this watch’s dial via a new molded pattern and light-green coloration. The case and bracelet incorporate Ever-Brilliant Steel, a material that boasts the highest level of corrosion resistance for stainless steel in the world, and this model is the first in the Evolution 9 Collection to feature it. The material’s tendency to exhibit a white shine pairs well with the vivid green color of the dial. The Caliber 9SA5 is a ten-beat movement that is capable of 80 hours of continuous operation when the watch is fully wound.\u003cbr\u003e\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175534084267,"sku":"SLGH021","price":10400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/4236414670.jpg?v=1780590894"},{"product_id":"grand-seiko-slga015","title":"Grand Seiko SLGA015","description":"\u003cp\u003eThis is the Grand Seiko Diver’s watch to be powered by Spring Drive Caliber 9RA5 which offers an accuracy rate of ±10 seconds per month and a five day power reserve. It is made from High-intensity Titanium, a material that is 30% lighter than stainless steel and even more impervious to scratches and corrosion. To further enhance its durability, the rotating bezel is in ceramic to protect the watch from being scratched.\u003cbr\u003e\u003c\/p\u003e\u003cdiv\u003eThe dial is deep black in color and has a strongly patterned surface, inspired by a particular aspect of the oceans that surround the Japanese archipelago and that are criss-crossed by water currents of great power. One such is the Kuroshio Current, also known as the Black Stream. It flows northwards past Japan towards the Arctic North Pacific and is one of the largest ocean streams in the world. The dynamic and sometimes violent tides caused by the Black Stream inspire the deep black color and richly textured surface of the dial of this new 200m diver’s watch. \u003c\/div\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175542243499,"sku":"SLGA015","price":12600.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/3005815949.jpg?v=1780590954"},{"product_id":"grand-seiko-sgbgc249-limited","title":"Grand Seiko SBGC249 Limited Edition","description":"\u003cp\u003eThis watch is powered by a specially adjusted movement, Caliber 9R96, which delivers an accuracy of ±10 seconds per month ( ±0.5 seconds per day). In addition to the time of day and date, it offers a GMT hand and a power reserve indicator. The chronograph measures elapsed time up to 12 hours and the seconds hand moves in perfect, continuous and silent glide motion as it does so. The deep blue of the dial and the bezel echo the color of the night sky and contrasts with the brightness of the high-intensity titanium case.\u003cbr\u003e\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175542276267,"sku":"SBGC249","price":12400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/3005818630.jpg?v=1780590950"},{"product_id":"grand-seiko-slgh007","title":"Grand Seiko SLGH007","description":"\u003cp\u003e\u003cstrong\u003eTime, nature and craftsmanship. SLGH007 embodies the spirit of Kintaro Hattori.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOur founder, Kintaro Hattori’s credo has always had a powerful resonance and inspire Grand Seiko still. The dial captures the nature beauty of annual growth rings of cedar trees in Shizukuishi Shrine near Grand Seiko Studio Shizukuishi. As if stretching back to reveal the very roots of Kintaro's story, a series of delicate and organic lines echo the intricate rings that denote each year's growth. A special anniversary demands that precious metals are used to celebrate it. The case is crafted from Platinum 950.\u003c\/p\u003e\u003cp\u003eThe overall look of the watch is known as the Series 9 Design and it will be an important part of the Grand Seiko’s signature in the years to come. Its powerful hands and grooved, prominent markers ensure perfect legibility, its Zaratsu polished, distortion-free mirror finish and delicate hairline finish alternate give the case a quiet and harmonious glow. The case has a low center of gravity that ensures that the watch sits easily and securely on the wrist.\u003c\/p\u003e\u003cp\u003eThe high-beat watch is powered by the revolutionary Caliber 9SA5, which offers a power reserve of 80 hours thanks to its enhanced energy efficiency.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175553974443,"sku":"SLGH007","price":59000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/2042854612.jpg?v=1780591132"},{"product_id":"grand-seiko-slgh027-hi-beat-36000-80-hours-limited-edition","title":"Grand Seiko SLGH027 Hi-Beat 36000 80 Hours Limited Edition","description":"\u003cp\u003eA mechanical limited edition in the Evolution 9 Style captures the majesty of the Mt. Iwate mountainscape.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe beauty of the natural world is palpable at the Grand Seiko Studio Shizukuishi, where all Grand Seiko mechanical watches are made. Located in northern Japan, with Mt. Iwate in the distance, master craftsmen and women bring watches to life in a place deeply in tune with the local surroundings. The watch features a new textured dial inspired by the ridges of Mt. Iwate. The first Mt. Iwate pattern dial appeared in 2006 and has since become deeply associated with Grand Seiko mechanical watchmaking. Mt. Iwate is one of the most active volcanoes in Japan; its history can be felt in the rugged mountainscape and the lava flow at its northern base. The dial of this creation captures the timeless beauty of Mt. Iwate as seen from the sky, with the striking light-blue hue evoking the purity of the air and water that surround this landmark.\u003c\/p\u003e\u003cp\u003eThe case and bracelet are made of Ever-Brilliant Steel, a stainless-steel alloy that features greater corrosion resistance than is typically seen in the watch industry today. It is powered by the Caliber 9SA5, which offers a power reserve of 80 hours thanks to the use of the highly efficient Dual Impulse Escapement and twin barrels. \u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175554072747,"sku":"SLGH027","price":10500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/4758383714.jpg?v=1780591141"},{"product_id":"grand-seiko-slgc001","title":"Grand Seiko SLGC001 Tentagraph","description":"\u003cp\u003eIntroducing the Grand Seiko SLGC001 Tentagraph, the first mechanical chronograph from Grand Seiko. This automatic high-beat chronograph features a power reserve of 72 hours, the longest-running 10-beat chronograph on the market, and is made with high-intensity titanium and scratch-resistant ceramic. With a design inspired by the magnificent Mt. Iwate, the Tentagraph is emblematic of the next generation of Grand Seiko Evolution 9 watches. Pre-order now for estimated shipping in June 2023 and enjoy a 5-year warranty. Shop now for this stunning men's watch.\u003cbr\u003e\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175554433195,"sku":"SLGC001","price":14700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/3530429984.jpg?v=1780591166"},{"product_id":"grand-seiko-sbge283","title":"Grand Seiko SBGE283","description":"\u003cp\u003eThis “go-anywhere” Spring Drive GMT watch looks as good at the office as it does at home.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eMade of high-intensity titanium, which is 30% lighter than stainless steel, it is light on the wrist and the joy to wear. And yet it delivers a powerful combination of practical functions. The GMT hand allows a second time zone to be read at a glance. The 9R66 caliber delivers a power reserve of three days and, like all Spring Drive watches, the seconds hand moves in perfect, silent glide motion like time itself. With 10 bar water resistance, a see-through case back, an anti-reflective coating on the inner surface of the sapphire crystal, this is a GMT watch for every occasion.\n\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175554531499,"sku":"SBGE283","price":8900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/3006000882.jpg?v=1780591170"},{"product_id":"grand-seiko-slgh005","title":"Grand Seiko SLGH005 White Birch Shirakaba","description":"\u003cp\u003e\u003cstrong\u003eInspired by the beauty of white birch forests from new Series 9. Grand Seiko White Birch SLGH005.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSLGH005 captures the dynamism of the white birch tree forests near the studio in Shizukuishi, where all Grand Seiko mechanical watches are crafted. To look closely at the dial is to experience the exact same feeling that the visitor to these forests receives and to be brought closer than ever to the true and eternal nature of time.\n\u003c\/p\u003e\u003cp\u003eThe overall look of the watch is known as the Series 9 Design and it will be an important part of the Grand Seiko’s signature in the years to come. Its powerful hands and grooved, prominent markers ensure perfect legibility, its Zaratsu polished, distortion-free mirror finish and delicate hairline finish alternate give the case a quiet and harmonious glow. The case has wide lugs and a low center of gravity that ensures that the watch sits easily and securely on the wrist.\n\u003c\/p\u003e\u003cp\u003eThe high-beat watch is powered by the revolutionary Caliber 9SA5, which offers a power reserve of 80 hours thanks to its enhanced energy efficiency.\n\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175554629803,"sku":"SLGH005","price":9800.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5054629513.jpg?v=1780591182"},{"product_id":"grand-seiko-slga021-lake-suwa","title":"Grand Seiko SLGA021 \"Lake Suwa Before Dawn\"","description":"\u003cp\u003eDiscover the beauty and inspiration behind the new Grand Seiko Evolution 9 Style SLGA021. With a dark blue dial reminiscent of the serene waters of Lake Suwa, located southeast of the Shinshu Watch Studio where all Spring Drive watches are crafted. The 40mm stainless steel case boasts a lower profile and center of gravity for a comfortable fit on the wrist.\n\u003c\/p\u003e\u003cp\u003eThe mid-case is finished with a blend of Grand Seiko's Zaratsu polishing and hairline finishing, a technique accomplished by hand for a dynamic look and feel.\nPowering the SLGA021 is the Spring Drive Caliber 9RA2, offering a 120-hour (5-day) power reserve and improved accuracy of ±0.5 seconds per day, or ±10 seconds per month.\n\u003c\/p\u003e\u003cp\u003eThe power-reserve indicator has been moved to the case back, allowing the smooth seconds hand to glide across the textured blue dial, evoking the essence of time. Experience the craftsmanship and inspiration of Lake Suwa with the Grand Seiko Evolution 9 Style SLGA021.\n\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175554990251,"sku":"SLGA021","price":9800.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/3436034349.jpg?v=1780591195"},{"product_id":"grand-seiko-slga023-ushio","title":"Grand Seiko SLGA023 Ushio","description":"\u003cp\u003eIntroducing the Grand Seiko SLGA023 Ushio, a diver’s watch with 5-day Spring Drive movement from the Evolution 9 Collection. With 200 meters of water resistance, a blue \"ushio\" dial pattern, and unidirectional ceramic bezel, this sports watch combines compliance with ISO standards with the original design techniques of the Evolution 9 Style. Powered by Spring Drive Caliber 9RA5, this watch offers ±10 seconds per month accuracy and a power reserve of 120 hours when fully wound. Shipping June 2023, this high-intensity titanium watch features luminous hands, anti-reflective Sapphire Crystal, and a 5-year warranty.\u003cbr\u003e\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175555023019,"sku":"SLGA023","price":12600.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/3530586699.jpg?v=1780591203"},{"product_id":"grand-seiko-slga009","title":"Grand Seiko SLGA009","description":"\u003cp\u003eInspired by the beauty of white birch forests from new Evolution 9\u003c\/p\u003e\u003cp\u003eSLGA009 captures the quiet mood of the white birch tree forests near the studio in Shinshu, where all Grand Seiko Spring Drive watches are crafted. To look closely at the dial is to experience the exact same feeling that the visitor to these forests receives and to be brought closer than ever to the true and eternal nature of time.\u003c\/p\u003e\u003cp\u003eThe overall look of the watch is known as the Evolution 9 Style and it will be an important part of the Grand Seiko’s signature in the years to come. Its powerful hands and grooved, prominent markers ensure perfect legibility, its Zaratsu polished, distortion-free mirror finish and delicate hairline finish alternate give the case a quiet and harmonious glow. The case has wide lugs and a low center of gravity that ensures that the watch sits easily and securely on the wrist.\u003c\/p\u003e\u003cp\u003eThe Spring Drive watch carries the latest Caliber 9RA2 which offers a 120 hour power reserve and an enhanced precision rate of ±0.5 seconds per day.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175555088555,"sku":"SLGA009","price":9800.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/2854301833.jpg?v=1780591206"},{"product_id":"grand-seiko-slgb005-spring-drive-ufa","title":"Grand Seiko SLGB005 Ice Forest \"Violet Down\" Spring Drive U.F.A.","description":"\u003cp\u003eThe SLGB005 Ice Forest “Violet Dawn” draws inspiration from the frost-covered forests of Shinshu, where the first light of day casts a soft violet glow across the landscape. The dial’s crystalline texture, created through refined finishing techniques, reflects this natural scene as it gradually brightens toward the center. Against this backdrop, the silver-toned seconds hand glides smoothly, a signature of Spring Drive that mirrors the quiet passage of time.\u003c\/p\u003e\u003cp\u003eThe design follows Grand Seiko’s Evolution 9 philosophy, an interpretation of the Grand Seiko Style first expressed with the 44GS in 1967. Broad, faceted hands and deeply grooved markers ensure clarity at a glance, while Zaratsu-polished and hairline finishes highlight the case’s sharp yet refined form. The 37mm case is made from Ever-Brilliant Steel, a material celebrated for its durability, corrosion resistance, and bright hue. Its bracelet is paired with a clasp featuring an 18k rose gold emblem. This clasp does not include a micro-adjustment feature.\u003c\/p\u003e\u003cp\u003ePowering the SLGB005 is the Spring Drive Caliber 9RB2, a movement with an impressive ±20 seconds per year accuracy, earning the Ultra Fine Accuracy designation. This performance is achieved through a specially aged quartz oscillator, a low-power integrated circuit, and vacuum-sealed components that ensure long-term stability. Visible through the sapphire crystal case back, the movement features frosted finishing that recalls Shinshu’s winter landscapes, with jewels that sparkle like stars above the mountains. The oscillating weight is engraved with “Spring Drive Ultra Fine Accuracy,” underscoring this achievement. \u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175555219627,"sku":"SLGB005","price":11100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5201892945.jpg?v=1780591213"},{"product_id":"grand-seiko-sbge285","title":"Grand Seiko SBGE285 Mistflake Spring Drive GMT Titanium","description":"\u003cp\u003eThis “go-anywhere” Spring Drive GMT watch looks as good at the office as it does at home but has a dial that is inspired by the landscape where it was created. It has a delicately textured surface pattern that echoes the morning mist that envelops the mountains of Nagano, the home of Spring Drive, in winter.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eMade of high-intensity titanium, which is 30% lighter than stainless steel, it is light on the wrist and the joy to wear. And yet it delivers a powerful combination of practical functions. The GMT hand allows a second time zone to be read at a glance. The 9R66 caliber delivers a power reserve of three days and, like all Spring Drive watches, the seconds hand moves in perfect, silent glide motion like time itself. With 10 bar water resistance, a see-through case back, an anti-reflective coating on the inner surface of the sapphire crystal, this is a GMT watch for every occasion.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175555481771,"sku":"SBGE285","price":8900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/3005844907.jpg?v=1780591225"},{"product_id":"grand-seiko-slga019-lake-suwa","title":"Grand Seiko SLGA019 Lake Suwa","description":"\u003cp\u003eDiscover the Grand Seiko SLGA019 Lake Suwa, an automatic Spring Drive model inspired by the beauty of Japan's natural environment. The blue dial evokes the gentle waves of Lake Suwa, while the High-intensity titanium case and bracelet provide durability and resistance to rust and scratches. Powered by the Caliber 9RA2 movement, the watch offers approximately 120 hours of operation when fully wound. With a sleek design and state-of-the-art technology, the SLGA019 is a must-have for any watch collector. Pre-order now for estimated shipping in June 2023 and enjoy a 5-year warranty. Shop now for this stunning men's watch.\u003cbr\u003e\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175557480619,"sku":"SLGA019","price":11000.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/3530569948.jpg?v=1780591247"},{"product_id":"grand-seiko-slga025-atera-blue","title":"Grand Seiko SLGA025 Atera Blue","description":"\u003cp\u003e\u003cstrong\u003eSLGA025 - Evolution 9 Spring Drive \"Atera Blue\"\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe latest Spring Drive model in the Evolution 9 Collection features a case in high-intensity titanium and a dial inspired by the clear, emerald waters of one of Japan’s most beautiful river valleys, the Atera. The combination of the dial’s deep blue-green color and its new pattern evokes the swirling waters of the famous river, and in keeping with the Evolution 9 Style, the dial is punctuated by highly legible, faceted markers and a handset with a prominent hour hand, developed with careful consideration of legibility and the precision.\u003c\/p\u003e\u003cp\u003eThe SLGA025 is powered by the next-generation 9RA2 automatic Spring Drive movement, crafted at the Shinshu Watch Studio in Nagano Prefecture. Automatic winding and five days of power reserve combine with an accuracy of ± 10 seconds per month (approximately ±0.5 seconds per day) for a highly precise and convenient watch. It is also extremely comfortable, in no small part thanks to its Evolution 9 design and lightweight titanium construction.\u003c\/p\u003e\u003cp\u003eThe characteristically high level of finishing that defines the Evolution 9 Style is readily apparent in this titanium creation. It’s achieved through undistorted mirror finishing created by Zaratsu polishing and contrasting hairline finishing, each applied by hand, for a dynamic and sophisticated appearance that is no small feat to achieve with a metal as difficult to work as titanium.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175557611691,"sku":"SLGA025","price":11000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/4517143771.jpg?v=1780591249"},{"product_id":"grand-seiko-slgw007","title":"Grand Seiko SLGW007 “Moonlit Birch Bark”","description":"\u003cp\u003eThe SLGW007 features a textured navy dial inspired by the bark of a birch tree under moonlight, with slimmed and elongated grooved indexes and narrowed multifaceted lugs for a refined, dress-watch profile.\n\u003c\/p\u003e\u003cp\u003eAt its heart is the manual-winding Caliber 9SA4, delivering an 80-hour power reserve through a Dual Impulse Escapement and twin barrels. The Free-sprung Balance and overcoil hairspring ensure stability and precision, while nearly 40 percent of the base movement has been designed to enhance the tactile winding experience. The refined click, shaped like a wagtail, pays homage to Morioka, home of the Grand Seiko Studio Shizukuishi.\n\u003c\/p\u003e\u003cp\u003eThe stainless steel case measures 38.6mm in diameter and 9.95mm thick, offering a comfortable fit with a lowered center of gravity. A box-shaped sapphire crystal and calf leather strap complete the watch, blending technical mastery with understated elegance.\n\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175559348395,"sku":"SLGW007","price":10000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5161611091.jpg?v=1780591258"},{"product_id":"grand-seiko-slgb003-spring-drive-ufa","title":"Grand Seiko SLGB003 Spring Drive U.F.A","description":"\u003cp\u003eThe pursuit of high accuracy has been the cornerstone of Grand Seiko’s values since its first watch was created in 1960. In the late 1970s, the development of Spring Drive began with an aim to harmoniously blend the traditional energy of a mainspring with state-of-the-art electronic watchmaking advancements. In 2004, Grand Seiko introduced the Spring Drive Caliber 9R65 with a monthly rate of ±15 seconds.\u003cbr\u003eToday, this legacy of accuracy in watchmaking reaches new heights with the announcement of the Spring Drive Caliber 9RB2, which receives the new U.F.A. designation, standing for “Ultra Fine Accuracy.” The groundbreaking movement boasts a level of precision defined not by accuracy in seconds per day, week, or month, but by its accuracy over one year. The automatic U.F.A. movement has an astounding annual rate of ±20 seconds, making it the most accurate wristwatch movement powered by a mainspring today.*\u003cbr\u003e*As of April 2025, based on Grand Seiko’s research.\u003c\/p\u003e\u003cp\u003eIn 2025, the Caliber 9RB2 makes its debut in the Evolution 9 Collection. To the east of the Shinshu Watch Studio lie the Kirigamine Highlands, where frost-covered trees can be observed during harsh winter months. The intricately textured dial captures the beauty of these ice forests thanks to finishing techniques that create pale blue tones that are subtle yet striking in their presence.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175559807147,"sku":"SLGB003","price":11400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/4844600193.jpg?v=1780591294"},{"product_id":"grand-seiko-slgb023-spring-drive-ufa-ushio-300-diver","title":"Grand Seiko SLGB023 Spring Drive U.F.A. Ushio 300 Diver Blue","description":"\u003cp\u003e\u003cstrong\u003eThe “Ushio 300,” a Spring Drive diver’s watch with phenomenal accuracy and a stunning blue dial\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eIn 2025, Grand Seiko unveiled the Spring Drive Caliber 9RB2, a groundbreaking movement that received the then-new U.F.A. designation, standing for “Ultra Fine Accuracy.” Boasting an annual accuracy rate of ±20 seconds, Caliber 9RB2 earned the distinction of being the most accurate wristwatch movement powered by a mainspring.* This model is powered by Caliber 9RB1, featuring an improved construction that makes it ideal for sporting conditions while sharing the same attributes as the Caliber 9RB2.\u003c\/p\u003e\u003cp\u003eThe term ushio, which means “tide” in Japanese, evokes the waters that surround the Japanese archipelago. This creation’s blue dial reflects the vast expanse of the sea through a gradient that captures light streaming into the deep ocean.\u003c\/p\u003e\u003cp\u003e* As of April 2026, based on Grand Seiko’s research.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA sports watch true to the ideals of Grand Seiko\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eLike every Grand Seiko watch, the Ushio 300 strikes a perfect balance between function and beauty. Its legibility, durability, and wearing comfort have been thoroughly considered and painstakingly engineered to ensure uncompromising performance in any environment. Commensurate attention has been given to every aspect of the watch’s physical appearance.\u003c\/p\u003e\u003cp\u003eThe prominent indexes of the Evolution 9 Style are meticulously crafted with multiple facets. Both the hour and minute hands strike a sharply defined and powerful form, ensuring outstanding legibility at a glance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e“Ushio,” a dial that evokes the waters that surround the Japanese archipelago\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe watch showcases a blue variation of the “Ushio” dial, a design theme that has been part of the Grand Seiko diver’s watch since 2022. The term ushio, which means “tide” in Japanese, evokes the waters that surround the Japanese archipelago, a timeless source of inspiration in Japan’s culture and art. Combined with a gradient design, the vivid dial color emphasizes the “Ushio” pattern while ensuring the excellent legibility for which Grand Seiko divers are renowned. The blue dial reflects the vast expanse of the sea through a gradient that captures light streaming into the deep ocean.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEnduring strength meets comfort and versatility\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThanks to the movement’s compact design, this model features a case diameter of just 40.8 mm, the smallest of any Grand Seiko diver’s watch, ensuring a comfortable fit for a wide range of wrist sizes. Both the case and bracelet are crafted from High-Intensity Titanium, a material approximately 30% lighter than stainless steel and distinguished by its bright, lustrous appearance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eLocking extension clasp with micro-adjustment\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe bracelet includes a locking extension clasp with micro-adjustment. In addition to a three-step micro-adjustment that allows for up to 6 mm of fine-tuning, the extension feature, designed to be used with a diving suit, enables an additional 18 mm, for providing a total of 24 mm of adjustment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9RB1\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe 9RB1 movement is hand-assembled by the highly skilled craftspeople of the Shinshu Watch Studio, located in a Seiko Epson facility in the city of Shiojiri in Nagano Prefecture.\u003c\/p\u003e\u003cp\u003eWhile the Caliber 9RB1 shares the same attributes as the Caliber 9RB2, its power reserve indicator is located on the dial side.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175559872683,"sku":"SLGB023","price":12400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5708567006.jpg?v=1780591297"},{"product_id":"grand-seiko-slgb025-spring-drive-ufa-ushio-300-diver","title":"Grand Seiko SLGB025 Spring Drive U.F.A. 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The green dial draws from the tranquil beauty of shallow coastal waters near the shore.\n\u003c\/p\u003e\u003cp\u003e* As of April 2026, based on Grand Seiko’s research.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA sports watch true to the ideals of Grand Seiko\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eLike every Grand Seiko watch, the Ushio 300 strikes a perfect balance between function and beauty. Its legibility, durability, and wearing comfort have been thoroughly considered and painstakingly engineered to ensure uncompromising performance in any environment. Commensurate attention has been given to every aspect of the watch’s physical appearance.\n\u003c\/p\u003e\u003cp\u003eThe prominent indexes of the Evolution 9 Style are meticulously crafted with multiple facets. Both the hour and minute hands strike a sharply defined and powerful form, ensuring outstanding legibility at a glance.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e“Ushio,” a dial which evokes the waters that surround the Japanese archipelago\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eThe watch showcases a new green variation of the “Ushio” dial, a design theme that has been part of the Grand Seiko diver’s watch since 2022. The term ushio, which means “tide” in Japanese, evokes the waters that surround the Japanese archipelago, a timeless source of inspiration in Japan’s culture and art. Combined with a gradient design, the vivid dial color emphasizes the “Ushio” pattern while ensuring the excellent legibility for which Grand Seiko divers are renowned. The green dial draws from the tranquil beauty of shallow coastal waters near the shore.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEnduring strength meets comfort and versatility\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eThanks to the movement’s compact design, this model features a case diameter of just 40.8 mm, the smallest of any Grand Seiko diver’s watch, ensuring a comfortable fit for a wide range of wrist sizes. Both the case and bracelet are crafted from High-Intensity Titanium, a material approximately 30% lighter than stainless steel and distinguished by its bright, lustrous appearance.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eLocking extension clasp with micro-adjustment\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eThe bracelet includes a locking extension clasp with micro-adjustment. In addition to a three-step micro-adjustment that allows for up to 6 mm of fine-tuning, the extension feature, designed to be used with a diving suit, enables an additional 18 mm, for providing a total of 24 mm of adjustment.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9RB1\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eThe 9RB1 movement is hand-assembled by the highly skilled craftspeople of the Shinshu Watch Studio, located in a Seiko Epson facility in the city of Shiojiri in Nagano Prefecture.\n\u003c\/p\u003e\u003cp\u003eWhile the Caliber 9RB1 shares the same attributes as the Caliber 9RB2, its power reserve indicator is located on the dial side.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47175559970987,"sku":"SLGB025","price":12400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5708555977.jpg?v=1780591299"},{"product_id":"grand-seiko-slgb007","title":"Grand Seiko SLGB007 Spring Drive U.F.A.","description":"\u003cp\u003e\u003cstrong\u003eA Spring Drive U.F.A. watch that depicts the moonlit surface of Lake Suwa at night.\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWith its textured pattern, the black dial expresses the surface of Lake Suwa by night. This tranquil body of water can be found near the place where Spring Drive watches are crafted at the Shinshu Watch Studio, housed in a Seiko Epson facility in the city of Shiojiri. The watch is equipped with the Spring Drive U.F.A. Caliber 9RB2, which delivers an extraordinary annual accuracy of ±20 seconds. It also features a power reserve of approximately 72 hours (about three days) when fully wound. The case and bracelet are made of High-Intensity Titanium, which shines brighter than conventional titanium while offering exceptional scratch and corrosion resistance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe essence of Grand Seiko is infused with Japanese beauty.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBorn in the pursuit of the ideal wristwatch, the Evolution 9 Style evinces a new design grammar that evolved from the Grand Seiko Style of 1967. Through the Evolution 9 Style, Grand Seiko forges a new path while honoring its origins. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA dial inspired by the surface of Lake Suwa shimmering in the moonlight\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe dial’s distinctive texture is inspired by the surface of Lake Suwa, located southeast of the Shinshu Watch Studio, where the watch is crafted. A warm black gradation accented with a radial pattern delicately portrays the softly rippling surface of the lake at night and the gentle reflection of moonlight upon the water. Combined with the smooth, gliding motion of the Spring Drive seconds hand, the design evokes the subtle passage of time felt in the stillness of the lakeside.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9RB2\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe pursuit of high accuracy has always been the cornerstone of Grand Seiko’s values. Receiving the new U.F.A. designation, which stands for “Ultra Fine Accuracy,” Caliber 9RB2 boasts a level of precision defined not by accuracy in seconds per day, week, or month, but by accuracy over one year. The movement has an exceptional annual rate of ±20 seconds, or approximately ±3 seconds per month.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHigh-Intensity Titanium with exceptional beauty and lightweight comfort\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe case and bracelet are crafted from High-Intensity Titanium, which retains titanium’s inherently outstanding corrosion resistance while offering a brighter appearance and enhanced scratch resistance compared to conventional titanium.\u003c\/p\u003e\u003cp\u003eAs a highly biocompatible material, it is less likely to cause metal allergies while achieving approximately 30% weight reduction compared to stainless steel. It allows for a refined, polished finish and delivers a light, comfortable wearing experience.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThree-step micro-adjustment clasp\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe tapered bracelet features a three-step micro-adjustment clasp that operates without a tool, allowing a total of 6mm of fine adjustment in precise 2mm increments.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47456587448491,"sku":"SLGB007","price":11400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5838185370.jpg?v=1784756787"},{"product_id":"grand-seiko-slgb009","title":"Grand Seiko SLGB009 Spring Drive U.F.A.","description":"\u003cp\u003e\u003cstrong\u003eA Spring Drive U.F.A. watch infused with the vitality of majestic white birch forests. \u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWith its intricate pattern and delicate coloring, the watch’s dial captures the quiet mood of white birch forests near the Shinshu Watch Studio, home of Grand Seiko Spring Drive watchmaking. The watch is equipped with the Spring Drive U.F.A. Caliber 9RB2, which delivers an extraordinary annual accuracy of ±20 seconds. It also features a power reserve of approximately 72 hours (about three days) when fully wound. Both the case and bracelet are made of Ever-Brilliant Steel, which shines whiter than conventional stainless steel while offering exceptional corrosion resistance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe essence of Grand Seiko is infused with Japanese beauty.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBorn in the pursuit of the ideal wristwatch, the Evolution 9 Style evinces a new design grammar that evolved from the Grand Seiko Style of 1967. Through the Evolution 9 Style, Grand Seiko forges a new path while honoring its origins. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA dial that depicts the dynamic beauty of white birch forests\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis dial expresses the grandeur of white birch forests enveloped in crisp highland air. Nagano Prefecture, home to the Shinshu Watch Studio, boasts the largest concentration of white birch trees in Japan. White birch is a fast-growing, sun-loving tree with remarkable vitality. Its straight, white trunk reaching toward the sun conveys both beauty and strength. Inspired by the sight of countless birch trees spreading endlessly across the landscape, the dial features a delicate design that evokes the depth of these forests. It harmonizes with the silent motion of the tempered blue Spring Drive seconds hand and the serene stillness of white birch trees in the depths of winter.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9RB2\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe pursuit of high accuracy has always been the cornerstone of Grand Seiko’s values. Receiving the new U.F.A. designation, which stands for “Ultra Fine Accuracy,” Caliber 9RB2 boasts a level of precision defined not by accuracy in seconds per day, week, or month, but by accuracy over one year. The movement has an exceptional annual rate of ±20 seconds, or approximately ±3 seconds per month.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEver-Brilliant Steel with superior corrosion resistance\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eKnown as Ever-Brilliant Steel due to its brilliant white hue, this special alloy is more resistant to corrosion than the stainless steels used in even the most prestigious watches today. It has a PREN (Pitting Resistance Equivalent Number) value 1.7 times higher than the grade of steel used in most high-end timepieces . PREN is a widely accepted standard used to measure corrosion resistance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThree-step micro-adjustment clasp\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe tapered bracelet features a three-step micro-adjustment clasp that operates without a tool, allowing a total of 6mm of fine adjustment in precise 2mm increments.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47456587481259,"sku":"SLGB009","price":10200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5838336162.jpg?v=1784756786"},{"product_id":"grand-seiko-slgb011","title":"Grand Seiko SLGB011 Spring Drive U.F.A","description":"\u003cp\u003e\u003cstrong\u003eA Spring Drive U.F.A. creation with a dial depicting the beautiful Atera Valley in all its blue-green glory\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eNagano Prefecture is home to a number of mountains rising over 3,000 meters. The countless rivers that flow from these mountains have, over many years, created a lush, natural environment. The watch’s dial captures the enchanting scenery of the Atera River near the Shinshu Watch Studio, located within a Seiko Epson facility in Shiojiri, home of Grand Seiko Spring Drive watchmaking. The dial’s intricate gradation and blue-green coloring express this natural phenomenon with refined craftsmanship.\n\u003c\/p\u003e\u003cp\u003eThe watch is equipped with the Spring Drive U.F.A. Caliber 9RB2, which delivers an extraordinary annual accuracy of ±20 seconds. It also features a power reserve of approximately 72 hours (about three days) when fully wound. The case and bracelet feature Ever-Brilliant Steel, a stainless-steel alloy renowned for its exceptional corrosion resistance and bright hue.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe essence of Grand Seiko is infused with Japanese beauty.\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eBorn in the pursuit of the ideal wristwatch, the Evolution 9 Style evinces a new design grammar that evolved from the Grand Seiko Style of 1967. Through the Evolution 9 Style, Grand Seiko forges a new path while honoring its origins.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA dial representing the flow of time through the valley\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eThe Atera Valley is one of the foremost places of scenic beauty in Nagano Prefecture. As the vibrant natural environment changes in expression throughout the four seasons, it enchants the hearts of all who visit. Through a beautiful gradation, this watch expresses the eternal flow of time evident in the formation of the valley.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9RB2\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eThe pursuit of high accuracy has always been the cornerstone of Grand Seiko’s values. Receiving the new U.F.A. designation, which stands for “Ultra Fine Accuracy,” Caliber 9RB2 boasts a level of precision defined not by accuracy in seconds per day, week, or month, but by accuracy over one year. The movement has an exceptional annual rate of ±20 seconds, or approximately ±3 seconds per month.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEver-Brilliant Steel with superior corrosion resistance\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eKnown as Ever-Brilliant Steel due to its brilliant white hue, this special alloy is more resistant to corrosion than the stainless steels used in even the most prestigious watches today. It has a PREN (Pitting Resistance Equivalent Number) value 1.7 times higher than the grade of steel used in most high-end timepieces. PREN is a widely accepted standard used to measure corrosion resistance.\n\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThree-step micro-adjustment clasp\u003c\/strong\u003e\n\u003c\/p\u003e\u003cp\u003eThe tapered bracelet features a three-step micro-adjustment clasp that operates without a tool, allowing a total of 6mm of fine adjustment in precise 2mm increments.\n\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47456587514027,"sku":"SLGB011","price":10200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5838344149.jpg?v=1784756786"},{"product_id":"grand-seiko-slgb013","title":"Grand Seiko SLGB013 Spring Drive U.F.A.","description":"\u003cp\u003e\u003cstrong\u003eA Spring Drive U.F.A. watch inspired by the shimmering water of Lake Suwa.\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWith its textured pattern, the blue dial expresses the surface of Lake Suwa. This tranquil body of water is located in an area near the place where Spring Drive watches are crafted, the Shinshu Watch Studio, which is housed in a Seiko Epson facility in the city of Shiojiri. The watch is equipped with the Spring Drive U.F.A. Caliber 9RB2, which delivers an extraordinary annual accuracy of ±20 seconds. It also features a power reserve of approximately 72 hours (about three days) when fully wound. Both the case and bracelet are made of Ever-Brilliant Steel, which shines whiter than conventional stainless steel while offering exceptional corrosion resistance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe essence of Grand Seiko is infused with Japanese beauty.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBorn in the pursuit of the ideal wristwatch, the Evolution 9 Style evinces a new design grammar that evolved from the Grand Seiko Style of 1967. Through the Evolution 9 Style, Grand Seiko forges a new path while honoring its origins. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA dial inspired by Lake Suwa\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe dial’s distinctive texture is inspired by the surface of Lake Suwa, located southeast of the Shinshu Watch Studio, where the watch is crafted. It depicts gentle ripples stirred by passing winds across the lake, capturing the shimmering glow of the early morning sun reflected on the water, and is rendered through a fine pattern enhanced by a radial finish. Combined with the smooth, gliding motion of the Spring Drive seconds hand, the design evokes the subtle passage of time felt in the stillness of the lakeside.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9RB2\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe pursuit of high accuracy has always been the cornerstone of Grand Seiko’s values. Receiving the new U.F.A. designation, which stands for “Ultra Fine Accuracy,” Caliber 9RB2 boasts a level of precision defined not by accuracy in seconds per day, week, or month, but by accuracy over one year. The movement has an exceptional annual rate of ±20 seconds, or approximately ±3 seconds per month.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEver-Brilliant Steel with superior corrosion resistance\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eKnown as Ever-Brilliant Steel due to its brilliant white hue, this special alloy is more resistant to corrosion than the stainless steels used in even the most prestigious watches today. It has a PREN (Pitting Resistance Equivalent Number) value 1.7 times higher than the grade of steel used in most high-end timepieces . PREN is a widely accepted standard used to measure corrosion resistance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThree-step micro-adjustment clasp\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe tapered bracelet features a three-step micro-adjustment clasp that operates without a tool, allowing a total of 6mm of fine adjustment in precise 2mm increments.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47456587546795,"sku":"SLGB013","price":10200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5838631334.jpg?v=1784756786"},{"product_id":"grand-seiko-slgb015","title":"Grand Seiko SLGB015 Spring Drive U.F.A.","description":"\u003cp\u003e\u003cstrong\u003eA Spring Drive U.F.A. watch inspired by the shimmering waters of Lake Suwa.\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWith its textured pattern, the blue dial expresses the surface of Lake Suwa. This body of water is located near the place where Spring Drive watches are crafted, the Shinshu Watch Studio, which is housed in a Seiko Epson facility in the city of Shiojiri. The watch is equipped with the Spring Drive U.F.A. Caliber 9RB2, which delivers an extraordinary annual accuracy of ±20 seconds. It also features a power reserve of approximately 72 hours (about three days) when fully wound. Both the case and bracelet are made of Ever-Brilliant Steel, which shines brighter than conventional stainless steel while offering exceptional corrosion resistance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA compact 9R Spring Drive watch\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eEvolving the Grand Seiko Style, the Evolution 9 Style represents the essence of Grand Seiko’s design philosophy, harmoniously blending Japanese aesthetics with refined craftsmanship. While adhering to this foundational design language, this model achieves compact dimensions, with a case diameter of 37 mm and a case length of 44.3 mm. Despite its comfortable size, the watch’s highly legible dial and wide bracelet create a strong presence on the wrist.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA dial inspired by Lake Suwa\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe dial’s distinctive texture is inspired by the surface of Lake Suwa, located southeast of the Shinshu Watch Studio, where the watch is crafted. It depicts gentle ripples stirred by passing winds across the lake, capturing the shimmering glow of the early morning sun reflected on the water, and is rendered through a fine pattern enhanced by a radial finish. Combined with the smooth, gliding motion of the Spring Drive seconds hand, the design evokes the subtle passage of time felt in the stillness of the lakeside.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9RB2\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe pursuit of high accuracy has always been the cornerstone of Grand Seiko’s values. Receiving the new U.F.A. designation, which stands for “Ultra Fine Accuracy,” Caliber 9RB2 boasts a level of precision defined not by accuracy in seconds per day, week, or month, but by accuracy over one year. The movement has an exceptional annual rate of ±20 seconds, or approximately ±3 seconds per month.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEver-Brilliant Steel with superior corrosion resistance\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eKnown as Ever-Brilliant Steel due to its brilliant white hue, this special alloy is more resistant to corrosion than the stainless steels used in even the most prestigious watches today. It has a PREN (Pitting Resistance Equivalent Number) value 1.7 times higher than the grade of steel used in most high-end timepieces . PREN is a widely accepted standard used to measure corrosion resistance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThree-step micro-adjustment clasp\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe tapered bracelet features a three-step micro-adjustment clasp that operates without a tool, allowing a total of 6mm of fine adjustment in precise 2mm increments.\u003c\/p\u003e","brand":"Grand Seiko","offers":[{"title":"Default Title","offer_id":47456587579563,"sku":"SLGB015","price":10200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/2783\/3515\/files\/5838959562.jpg?v=1784756798"},{"product_id":"grand-seiko-slgh029","title":"Grand Seiko SLGH029 Hi-Beat 36000 80 Hours","description":"\u003cp\u003e\u003cstrong\u003eA high-beat mechanical watch with a dial that captures the scene of white birch forests in the depths of night.\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWith its intricate pattern and deep black coloring, the watch’s dial beautifully expresses the quiet nocturnal scene of white birch forests emerging from the darkness near the Grand Seiko Studio Shizukuishi, the manufacturing base for Grand Seiko’s mechanical watches. Inside is the high-beat Caliber 9SA5, a Grand Seiko-exclusive automatic movement. Thanks to its innovative Dual Impulse Escapement and twin barrels, it delivers a high frequency of 36,000 vibrations per hour and an impressive power reserve of approximately 80 hours when fully wound. The case and bracelet are made of High-Intensity Titanium, which shines brighter than conventional titanium while offering exceptional scratch and corrosion resistance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe essence of Grand Seiko is infused with Japanese beauty.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBorn in the pursuit of the ideal wristwatch, the Evolution 9 Style evinces a new design grammar that evolved from the Grand Seiko Style of 1967. 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This nocturnal landscape is rendered through a dynamic, textured pattern and a deep black dial color. The case and bracelet, made of High-Intensity Titanium, exhibit a refined, subdued luster that harmonizes with the dark dial and enhances the calm atmosphere inspired by nature.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9SA5\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThanks to the highly efficient Dual Impulse Escapement and twin barrels, Caliber 9SA5 achieves approximately 80 hours of operation when the watch is fully wound, even with its high-beat rate of 36,000 vibrations per hour. 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Through the Evolution 9 Style, Grand Seiko forges a new path while honoring its origins. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA dial that powerfully and delicately expresses the beauty of white birch forests\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe dial captures the essence of magnificent white birch forests, wrapped in the crisp air of the highlands. Iwate Prefecture, home to the Grand Seiko Studio Shizukuishi, boasts Japan’s largest white birch forest. White birch is a fast-growing, sun-loving species with remarkable vitality. Their straight, white trunks reaching toward the sun evoke both beauty and strength. Inspired by the vast expanse of these trees stretching endlessly across the landscape, Grand Seiko developed the “White Birch Pattern,” a design that conveys the depth and richness of the forest. The silvery-white dial resonates with the vibrant rhythm of the tempered blue seconds hand powered by the high-beat movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9SA5\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThanks to the highly efficient Dual Impulse Escapement and twin barrels, Caliber 9SA5 achieves approximately 80 hours of operation when the watch is fully wound, even with its high-beat rate of 36,000 vibrations per hour. The movement also allows the watches it powers to be more lightweight through a unique horizontal ring construction.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEver-Brilliant Steel with superior corrosion resistance\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eKnown as Ever-Brilliant Steel due to its brilliant white hue, this special alloy is more resistant to corrosion than the stainless steels used in even the most prestigious watches today. 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Inside is the mechanical high-beat Caliber 9SA5, a Grand Seiko-exclusive automatic movement. Thanks to its innovative Dual Impulse Escapement and twin barrels, this movement achieves a high frequency of 36,000 vibrations per hour while offering an impressive power reserve of approximately 80 hours when fully wound. Both the case and bracelet are made of Ever-Brilliant Steel, which shines whiter than conventional stainless steel while offering exceptional corrosion resistance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe essence of Grand Seiko is infused with Japanese beauty.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBorn in the pursuit of the ideal wristwatch, the Evolution 9 Style evinces a new design grammar that evolved from the Grand Seiko Style of 1967. Through the Evolution 9 Style, Grand Seiko forges a new path while honoring its origins. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA dial that powerfully and delicately expresses the life force of white birch forests\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe dial captures the essence of magnificent white birch forests, wrapped in the crisp air of the highlands. Iwate Prefecture, home to the Grand Seiko Studio Shizukuishi, boasts Japan’s largest white birch forest. White birch is a fast-growing, sun-loving species with remarkable vitality. Their straight, white trunks reaching toward the sun evoke both beauty and strength. Inspired by the vast expanse of these trees stretching endlessly across the landscape, Grand Seiko developed the “White Birch Pattern,” a design that conveys the depth and richness of the forest. 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The movement also allows the watches it powers to be more lightweight through a unique horizontal ring construction.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEver-Brilliant Steel with superior corrosion resistance\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eKnown as Ever-Brilliant Steel due to its brilliant white hue, this special alloy is more resistant to corrosion than the stainless steels used in even the most prestigious watches today. It has a PREN (Pitting Resistance Equivalent Number) value 1.7 times higher than the grade of steel used in most high-end timepieces . 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This scenic gorge can be found mid-stream on the Iwai River in Iwate Prefecture, where expert craftspeople create Grand Seiko’s mechanical watches. The Genbi Valley’s flowing water in early summer is expressed through a unique pressed-pattern dial in light blue.\u003c\/p\u003e\u003cp\u003eInside is the mechanical high-beat Caliber 9SA5, a Grand Seiko-exclusive self-winding movement. Thanks to the Dual Impulse Escapement and twin barrels, this mechanical movement achieves a high frequency of 36,000 vibrations per hour while offering an impressive power reserve of approximately 80 hours when fully wound. The watch’s case and bracelet are created from Ever-Brilliant Steel, a stainless-steel alloy renowned for its exceptional corrosion resistance and bright hue. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe essence of Grand Seiko is infused with Japanese beauty.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBorn in the pursuit of the ideal wristwatch, the Evolution 9 Style evinces a new design grammar that evolved from the Grand Seiko Style of 1967. Through the Evolution 9 Style, Grand Seiko forges a new path while honoring its origins.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eA dial that expresses the magnificent scenery of the Genbi Valley\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Iwai River, which flows from its source on the northern slope of Mt. Kurikoma, eroded massive stones to shape the terrain and create waterfalls and ravines. This resulted in the Genbi Valley’s natural beauty. Its impressive scenery is celebrated through a designation as a Place of Scenic Beauty for Japan. This beauty inspired the pressed pattern dial with light-blue color, whose expressions are ever-changing depending on the angle of the light.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCaliber 9SA5\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThanks to the highly efficient Dual Impulse Escapement and twin barrels, Caliber 9SA5 achieves approximately 80 hours of power reserve when fully wound, even with its high frequency of 36,000 vibrations per hour. The mechanical movement also allows the watches it powers to be lighter, through a unique horizontal ring construction.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEver-Brilliant Steel with superior corrosion resistance\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eKnown as Ever-Brilliant Steel due to its brilliant white hue, this special alloy is more resistant to corrosion than the stainless steels used in even the most prestigious watches today. It has a PREN (Pitting Resistance Equivalent Number) value 1.7 times higher than the grade of steel used in most high-end timepieces. 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