The Hamilton Khaki Navy FrogmanAuto 41mm H77455360 (Ref. H77455360 (Khaki)), introduced in 2025, is a Steel-cased luxury mechanical wristwatch. The case measures 41 mm. The dial is Green. Powered by a Automatic movement. It wears on a Rubber strap/bracelet. On the secondary market, the Khaki Navy FrogmanAuto 41mm H77455360 averages $1,250 across 1 active listing. When buying pre-owned, check condition grade, box and papers (typically a 10–20% premium), service history, and originality of dial and hands. Use the listings and price history on this page to benchmark fair market value.