OMEGA Seamaster Diver 300M

Omega's Seamaster Diver 300M, reference 210.32.42.20.01.003, is a dive watch with a 42 mm steel case. The case is 13.8 mm thick and 49.7 mm from lug to lug. Calibre 8806 is a self-winding Master Chronometer movement with a 55 hour power reserve. A domed sapphire crystal with anti-reflective treatment inside covers the black dial. The Diver 300M has a unidirectional rotating bezel and a helium valve. The crown is screw-down, and the case has a display back. A black rubber strap is fitted to the watch. Omega rates the case to 300 metres.