Rolex Oyster Perpetual Date GMT-Master II Watch. 40mm stainless steel case, bidirectional rotatable bezel with 24-hour engraved black Cerachrom insert, green 24 hour second time zone hand, independent 12 hour hand, black dial, and stainless steel Oyster Fliplock bracelet with Easylink 5 mm comfort extension link. Water resistant to 100 meters.