Showcasing 25 years of iconic design and ocean spirit, this OMEGA Seamaster Diver 300m 18ct Sedna Gold Automatic Men’s Watch has been updated with new materials and advanced technology to take precision timekeeping to the next level. At A Glance  Fastened with a black rubber strap 42mm stainless steel case with an 18ct rose gold and black ceramic unidirectional rotating bezel and 300m water resistance Helium escape valve Scratch-resistant sapphire crystal Black ceramic dial with wave patterns and baton hour markers Date window at 6 o’clock Powered by the OMEGA Co-Axial Calibre 8800 Master Chronometer self-winding automatic movement Minimum power reserve of 55 hours