Hamilton Men's Chronograph Automatic Watch Jazzmaster Performer Car Chrono

H-one-and-one twisting automatic chronograph: Hamilton's H-31 calibre with Nivachron balance spiral, 60 hours power reserve and 28,800 vibrations per hour delivers chronograph performance at the highest level BLACK PVD CASE AND ANTHRACITE DIAL: The black PVD coated 42mm case with anthracite dial and black leather strap gives this Jazzmaster a dark, determined character NIVACHRON UNREST SPIRAL The non-magnetic Nivachron spiral protects the movement from everyday magnetic fields and ensures long-term gait precision without manual corrections Tachymeter bezel: the engraved tachymeter scale on the bezel allows speed measurements directly on the watch — a classic chronograph feature with practical utility Swiss precision ten-bar: sapphire glass, Swiss made certification and 10 bar water resistance make this Hamilton chronograph an investment in lasting quality enjoyment