Mens Rolex GMT Master II watch, stainless steel case (40mm diameter), 18kt yellow gold rotatable 24 hour bezel with black insert, stainless steel and 18kt yellow gold Oysterlock bracelet, black dial with luminous hour markers, 31 jewel self-winding Oyster Perpetual chronometer movement, quickset date, independent 12hr hand allowing simultaneous use of a second time-zone, special Oyster case with shoulders to protect the triplock winding crown, scratch-resistant sapphire crystal, water-resistant to 100 meters.