RolexDay-Date II White Gold Black ConcentricREF NUMBER: 218239RolexDay-Date II White Gold Black ConcentricREF NUMBER: 218239ModelDay-DateCase Diameter41.0 mmDial NumeralArabicMovementMechanical AutomaticPower Reserve48 hManufacture Year-Dial MaterialBlackDial Movement CaliberRolex 3155Case MaterialWhite GoldWater Resistance100.0 m