Hamilton Men's Chronograph Automatic Watch Jazzmaster Performer Autochrono

H-11-1/2 automatic chronograph: Hamilton's H-31 calibre with Nivachron balance spiral, 60 hours power reserve and 28,800 vibrations combines precision and endurance in the wrist Blue dial and stainless steel bracelet: the luminous blue dial with silver stainless steel strap and polished tachymeter bezel makes this Jazzmaster a sporty and elegant eye-catcher NIVACHRON UNREST SPIRAL The non-magnetic spiral provides lasting protection against magnetic fields and ensures long-term gait precision without compromising in everyday life Tachymeter bezel: the engraved tachymeter scale allows speed measurements directly on the watch — timeless chronograph feature for athletes and technology enthusiasts Swiss precision ten-bar: sapphire glass, Swiss made certification and 10 bar water resistance set the standard for a Hamilton that wears daily and in all weather conditions