Hydrosphere Air Gauge on Bracelet

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Key Features

  • This timepiece features a 45mm steel case paired with a high quality steel bracelet. It showcases a distinctive white dial and is powered by a precise automatic winding movement. The watch is designed with a water resistance of up to 250m.
  • We are Authorized Dealers, ensuring you receive 3 Year warranty directly from Reservoir.
  • Worldwide Shipping.
  • Multiple financing options. Learn more.
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FREE* Winder/Case with Selected New Watches

FREE Shipping on Orders Over $1,000

Full Factory Warranty

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Reservoir Hydrosphere Air Gauge on Bracelet

Imminent immersion – Dive time: 45 minutes, depth: 25 meters. The pressure is rising.

Desires for exploration and challenge infuse the senses and mind. Stay focused, while checking the equipment: cylinders, oxygen, regulator, stabilizer…

Sealed on the wrist, the HYDROSPHERE watch bearsthe effigy of scuba diving manometers, the first survival instruments for divers.

An unidirectional ceramic rotating bezel with double graduation, helium valve, a 316L stainless steel case watertight up to 250m, a super-Luminova white dial, a power indicator, mounted on stainless steel bracelet with an extension system, the HYDROSPHERE watch asserts its uniqueness with a single hand on the dial for a radical reading of the time.

Powedered by a swiss-made self-winding mechanical movement, combining a patented proprietary 124-pieces module on ETA2824 Caliber with a 37-hour power reserve.

Delivered in a waterproof container with an additional rubber strap.




3 Year

Reference Number





316L Stainless Steel Case with satin finish


Stainless Steel Screwed Back

Case Diameter ⌀



Anti-reflective Sapphire Crystal



Water Resistance

Watertight Up To 250m




Super-Luminova White Dial, Magnifier on the Jumping-Hour Window

Dial Markers

Arabic Numerals


One Hand


Retrograde Minute, Jumping Hour, Power Reserve, Unidirectional, Ceramic Rotating Bezel with Double Scale for Reading the Time at different Diving Depths before and after the Retrograde Minute Hand’s

Movement Type


Movement Description

Self-winding Mechanical Movement, Patented proprietary 124-pieces module on ETA2824 Caliber


Steel bracelet


316L Stainless steel Strap screwed onto the body, brushed finishing - Additional Black Rubber Strap

Buckle Type

Bladed Folding Clasp And An Extension System

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Frequently Asked Questions

Common Questions Answered

We are specialists with over 25 years in the watch industry. We are authorized dealers of more than 60 watch brands and have a 4.9 out of 5-star rating on Google Reviews with over 1,700 reviews. Customer satisfaction is our top priority.

We are located in Naples, Florida, but we ship to customers all over the United States and around the world, with some exceptions.

Yes, we offer free US shipping on orders over $1,000.

  • US Shipping: FedEx 2-Day Delivery. Optional: FedEx Overnight Shipping with additional charges.
  • International Shipping: FedEx (3 - 7 days).

Yes, we offer international shipping. Please note that import duties, taxes, and charges are the buyer's responsibility. Contact us to confirm if we can ship to your specific location.

Yes, All our shipments are fully insured during transit until it is delivered to you.

Yes, this watch comes with a 3 Year warranty directly from Reservoir.

Absolutely! We accept trade-ins for used watches. Contact us for more details on how to trade in your watch.

We charge taxes only for sales in Florida.

We accept Wire Transfers, Credit Cards, Bitcoin, PayPal, Apple Pay, and Google Pay.

Yes, we offer PayPal Credit, Affirm, and Jewelers Reserve as credit methods. Read more here.

We have a 7-day return policy. Read our full return policy here.

Yes, we offer a FREE* winder or case on selected watches.

Yes, we offer repair and servicing for a wide range of watch brands. Our expert technicians ensure your timepieces are well-maintained and in perfect working condition.

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