Omega Seamaster Diver 300M Co-Axial Master Chronometer Watch - 42 mm Steel Case - Unidirectional Bezel - Black Ceramic Dial - 210.30.42.20.01.001 Ix Water resistant to 30 metres

Water resistant to 30 metres (100 feet)

34 mm 18K yellow gold case

stainless steel and Sedna gold bracelet with slightly curved center links

Roman numeral

Case Size- 30mm

Omega Seamaster Diver 300M Co-Axial Master Chronometer Watch - 42 mm Steel Case - Unidirectional Bezel - Black Ceramic Dial - 210.30.42.20.01.001 Ix Water resistant to 30 metres42 mm stainless steel case with helium escape valve, transparent back, unidirectional rotating bezel with a white enamel 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, stainless steel bracelet.