OMEGA Seamaster Diver 300M

Omega Seamaster Diver 300M reference 210.30.42.20.01.001 is a dive watch with a 42 mm steel case. The case is 13.56 mm thick and measures 49.9 mm from lug to lug. A domed sapphire crystal with anti-reflective treatment on both sides covers the dial. The movement is the Omega 8800, a self-winding Master Chronometer calibre with a 55 hour power reserve. The watch has a date display, a helium escape valve and a unidirectional rotating bezel. The crown is screw-down, and the watch has a display back. Omega rates the case to 300 metres. A steel bracelet is fitted with a foldover clasp that has a comfort setting and a diver extension.