Rolex GMT-Master II men's watch. Features a brushed with polished 904L Oystersteel stainless steel case and Oyster bracelet. Black Cerachrom insert ceramic bidirectional rotating bezel with 24 hour engraved numerals and graduations. Dial with luminescent hands, dots and indexes. Date displayed under cyclops lens in window at 3 o'clock featuring instantaneous date setting. A scratch resistant sapphire crystal protects the dial. The case is round and 41mm in diameter.