217.30.42.21.01.002 1.002 Omega Seamaster Automatic 300m Water Resistance Chronograph Date Display Stainless SteelProduct Description The "Seamaster Planet Ocean" pays homage to Omega's history of dive watches. It embodies Omega's commitment to exploration, innovation, and style. This 42mm model features a polished and brushed stainless steel case, a polished blue ceramic bezel ring with a white enamel diving scale, and a polished grade 5 titanium inner ring. The matte black dial is laid out with rhodium plated hands and indices coated with white Super LumiNova.