Omega Style No: 215.32.46.51.99.001 Omega Seamaster Planet Ocean 600M Omega Co-Axial Master Chronometer Chronograph - 45.5 mm Steel Case - Ceramised Titanium Dial - Grey And White Polyamide Nato Strap

45.5 mm steel case with anti-magnetic protection and helium escape valve, transparent back, unidirectional bezel with diving scale filled with liquid ceramic and Super-LumiNova, domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides, ceramised titanium dial with a small seconds counter and a date window, Calibre Omega 9900 self-winding co-axial master chronometer movement with chronograph, small seconds, and date, approximately 60 hours of power reserve, grey and white polyamide NATO strap. Water resistant to 600 metres (2000 feet).