Inspired by the FAPD 5101 navigator’s watch issued to U.S. Air Force crews around 1970, the revives the rugged simplicity of a true military tool. Its matte case, fixed bars, acrylic box glass and khaki cotton NATO strap stay faithful to the original specifications, enhanced with Super LumiNova® Grade X2 and a protective dust cover. Produced exclusively in 2026, this special edition piece honors Hamilton’s military heritage with authentic, purpose built detail.
A Legacy Reborn
A modern revival of the iconic FAPD 5101, the Khaki Field Mechanical 36 brings its 1970s military spirit into the present with refined details
Exclusively Produced in 2026
This special Khaki Field will be produced only throughout 2026 to celebrate the 250th anniversary of the Declaration of Independence in U.S.A.
MILITARY HERITAGE ENGRAVED
Paying tribute to the original FAPD 5101, this exclusive engraving links today’s Khaki Field Mechanical to its authentic military origins.
MANUAL WINDING
Wind your mechanical watch by turning the crown clockwise.
STAINLESS STEEL CASE
A highly resistant alloy composed of steel and chromium. It can be worked to resemble a precious metal. It is nearly impervious to rust, tarnish, and corrosion.
NIVACHRON™ BALANCE SPRING
Nivachron™ is an alloy used to produce balance spring to resist magnetic fields and improve accuracy. It reduces the effects of magnets, temperature, and shocks.
H-50 CALIBER
An exclusive caliber specifically developed for our handwinding watches, the H-50 has an extended power reserve of up to 80 hours.
WATER RESISTANCE
Your timepiece is resistant up to 10 bar (100m) / 145 psi (328 ft).
