OMEGA originally created the Seamaster 300 for divers and professionals working underwater in 1957. Today, the Seamaster family has been upgraded and enhanced for new adventures. With its pioneering spirit, this OMEGA Seamaster 300 Diver Watch is the ultimate companion for an active lifestyle. Presented in a polished 41. 5mm stainless steel case and protected by sapphire crystal glass, this high performance watch boasts a sophisticated black lacquered dial with a 30-minute recorder at 3 o'clock, a 12-hour recorder at 6 o'clock and a small seconds sub-dial at 9 o'clock. Powered by the OMEGA Co-Axial calibre 3330 self-winding chronograph movement, this model also benefits from a polished black ceramic unidirectional rotating bezel, a helium-escape valve and a high shine stainless steel bracelet with secure clasp. Water resistant to 300 metres. Discover the full range of Omega watches.