The Story
The Omega Seamaster Diver 300M Co-Axial Master Chronometer 42 mm, reference O21030422003001, features a 42 mm stainless steel case with a blue ceramic bezel and white enamel diving scale. The polished blue ceramic dial showcases laser-engraved waves and a date window at 6 o'clock. Rhodium-plated skeleton hands and raised indexes are filled with white Super-LumiNova. The watch includes a conical helium escape valve and is powered by the Omega Master Chronometer Calibre 8800, visible through the sapphire-crystal caseback. It is presented on a stainless steel bracelet.