Omega Seamaster Diver 300M Co-Axial Master Chronometer Watch - 42 mm Steel And Sedna Gold Case - Unidirectional Bezel - Black Ceramic Dial - Black Rubber Strap - 210.22.42.20.01.002 Eight approximately 50 hour of power

approximately 50 hour of power reserve

brushed 18K Sedna gold bezel with with engraved Roman numerals

blue leather strap

2 mm 18K white gold case

Omega Seamaster Diver 300M Co-Axial Master Chronometer Watch - 42 mm Steel And Sedna Gold Case - Unidirectional Bezel - Black Ceramic Dial - Black Rubber Strap - 210.22.42.20.01.002 Eight approximately 50 hour of power42 mm stainless steel and 18K Sedna gold case with helium escape valve, transparent back, unidirectional rotating bezel with a Ceragold diving scale, domed scratch resistant sapphire crystal anti reflective treatment on both sides, polished black ceramic dial with laser engraved waves and a date window at 6 oclock, Caliber Omega 8800 self winding movement with co axial escapement, chronometer, date, approximately 55 hours of power reserve, black