Gerald GentaRetrograde Jumping Hour 18K White GoldREF NUMBER: 3634.7Gerald GentaRetrograde Jumping Hour 18K White GoldREF NUMBER: 3634.7ModelRetrogradeCase Diameter36.0 mmDial NumeralNumeralsMovementMechanical AutomaticPower Reserve42 hManufacture Year-Dial MaterialMother of PearlDial Movement CaliberETA 2892A2Case MaterialWhite GoldWater Resistance50.0 m