Omega Seamaster Diver 300M ETNZ (188.8.131.52.99.001). Caliber Omega 3330 with 52 hours power reserve. Certified Chronometer. Chronograph and Regatta timing functions. Chronograph hand in red colour. Hands and hour markers coated with white Super-LumiNova. Grey dial with 3 subdials, and date window at the 6 o`clock position. Matt black uni-directional bezel set on a 44mm titanium case. Domed scratch resistant sapphire crystal with 2 sided anti-reflective treatment on top and a solid case-back. Water resistant to 300M. Black rubber strap with red reverse, with a double folding deployment clasp.