Omega Seamaster Diver 300M ref . Omega continues to innovate keeping the collection up to date with the ever-changing watch fashion trends. That includes introducing new materials new movements and trailblazing design elements. Ref. features a striking all-black design using black ceramic on the case bezel dial crown and helium escape valve. A black rubber bracelet with a matching black ceramic clasp ties the look together creating a polarizing design that we’re sure will transcend time and fashion. Lastly the dial features the collection’s iconic wave pattern and newer anthracite Super-LumiNova to match the tonal black hue of the case and bracelet.