TudorBlack Bay One 31 Stainless Steel / Black / BraceletREF NUMBER: 79600-0001TudorBlack Bay One 31 Stainless Steel / Black / BraceletREF NUMBER: 79600-0001ModelBlack Bay OneCase Diameter31.00 mmDial NumeralStick / DotMovementMechanical AutomaticPower Reserve50 hManufacture Year2023Dial MaterialBlack SunburstDial Movement CaliberTudor MT5201Case MaterialStainless SteelWater Resistance100.00 m