Audemars PiguetRoyal Oak Selfwinding 41 Stainless Steel / Silver / 50th AnniversaryREF NUMBER: 15510ST.OO.1320ST.03Audemars PiguetRoyal Oak Selfwinding 41 Stainless Steel / Silver / 50th AnniversaryREF NUMBER: 15510ST.OO.1320ST.03ModelRoyal OakCase Diameter41.00 mmDial NumeralStick / DotMovementMechanical AutomaticPower Reserve70 hManufacture Year2022Dial MaterialSilver GuillocheDial Movement CaliberAudemars Piguet AP 4302Case MaterialStainless SteelWater Resistance50.00 m