RolexGMT-Master II 16710 BlackREF NUMBER: 16710 BlackRolexGMT-Master II 16710 BlackREF NUMBER: 16710 BlackModelGMT-MasterCase Diameter40.0 mmDial NumeralStick / DotMovementMechanical AutomaticPower Reserve50 hManufacture Year-Dial MaterialBlackDial Movement CaliberRolex 3185Case MaterialStainless SteelWater Resistance100.0 m