- Jazzmaster - Hamilton Jazzmaster Open Secret D (HM-257)
Official Authorised Agent
Jazzmaster Open Secret is a bold and very functional watch for gentlemen. It is equipped with Swiss-made Valjoux 7750 automatic calibre that performs 28 800 vibrations per hour and has 25 bearing jewels. A 42-hour power reserve is available for the convenience of the wearer. The chronograph comes with a 60-second, a 30-minute and a 12-hour register. Hands and markers are luminous for improved night time visibility. Additional useful features include rose gold plated casing, partial dial skeletonization, see-through case back and scratch-resistant sapphire crystal glass.
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