Omega Seamaster Diver 300M Co-Axial Master Chronometer Watch - 42 mm Steel And Yellow Gold Case - Unidirectional Bezel - Blue Ceramic Dial - Blue Rubber Strap - 210.22.42.20.03.001 400 approximately 237 hours of power

approximately 237 hours of power reserve

Calibre Omega 2637 self winding co-axial tourbillon chronometer movement

Caliber Omega 8800 self winding movement with co-axial escapement

Caliber Omega 2500 self winding movement with rhodium-plated finish

34 mm stainless steel case

Omega Seamaster Diver 300M Co-Axial Master Chronometer Watch - 42 mm Steel And Yellow Gold Case - Unidirectional Bezel - Blue Ceramic Dial - Blue Rubber Strap - 210.22.42.20.03.001 400 approximately 237 hours of power42 mm stainless steel and 18K yellow 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 blue 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, blue rubber