Taking the ultimate diver’s tool watch to new levels of luxury, this OMEGA Seamaster Planet Ocean 600m Steel and 18ct Sedna Gold Automatic Chronograph Men\'s Watch combines 18ct Sedna gold and stainless steel for a truly breathtaking finish. Its statement-making design is perfectly complemented with a deep blue dial. At A Glance  Fastened with an 18ct Sedna gold and stainless steel bracelet with extendable folding clasp 45.5mm 18ct Sedna gold and stainless steel case with a blue unidirectional rotating bezel and 600m water resistance Helium escape valve Scratch-resistant sapphire crystal Blue ceramic dial with Arabic numeral and baton hour markers Two chronograph sub-dials Date window at 6 o’clock Powered by the OMEGA Co-Axial Calibre 9900 Master Chronometer self-winding automatic movement Minimum power reserve of 60 hours