Omega Style No: 210.30.42.20.01.010 Omega Seamaster Diver 300M - 42 mm Steel Case - Black Aluminium Is Also Used To Create Dial - Brushed Mesh Bracelet

42 mm steel case with anti-magnetic protection and helium escape valve, black oxalic anodized aluminium bezel ring, domed scratch-resistant sapphire crystal with anti-reflective treatment inside, black aluminium is also used to create dial, Omega 8806 self winding chronometer movement, approximately 55 hours of power reserve, brushed mesh bracelet with clasp. Water resistant to 300 metres (1000 feet).