Omega Speedmaster Racing Chronometer

Movement: Caliber Omega 3301, Self-winding chronograph with column wheel mechanism. Officially certified chronometer. Rhodium-plated finish. Power Reserve: 55 hours
crystal Scratch-resistant sapphire crystal with anti-reflective treatment inside case & dial. Stainless steel case. Black Carbon fibre dial. Water resistance down to: 100 meters / 330 feet. function: Date, Chronograph, Chronometer, Small seconds, Tachymeter.

http://www.omegawatches.com