Quartz movement. Split-time measurement and date display. Stopwatch function for up to 12 hours and tachymeter. Luminescent hour and minute hands. Dial design based on the classic design of the 911 GT3 instruments. Black stainless steel case with anti-reflective sapphire crystal watch face. Diameter 1.75 in(44mm). Black rubber strap with tire tread pattern on the inside. Waterproof to 100m. Swiss made.