Omega Seamaster Diver 300M 42mm AB0930D31L1P1 water resistance to 100 meters water resistance to 100 meters The 18 karat rose gold pendant opens to reveal a heart shaped ruby—a subtle 001 – is a fresh interpretation of an iconic diver with its vibrant green ceramic bezel and matching rubber strap Powered by the automatic Co Axial Master Chronometer caliber 8800