OMEGA Seamaster Diver 300M

The Omega Seamaster Diver 300M, reference 210.20.42.20.01.001, is a 42 mm dive watch with a steel and gold case. The case is 13.56 mm thick and measures 49.9 mm lug to lug. Calibre 8800 is a self-winding movement with a 55 hour power reserve and Master Chronometer certification. A domed sapphire crystal with anti-reflective treatment on both sides covers the dial. The dial has a date window at 6 o'clock. The watch has a unidirectional rotating bezel and a helium escape valve, and a display back shows the movement. Omega rates the case to 300 metres. A steel and gold bracelet has a folding clasp with a comfort setting and diver extension.