ZenithEl Primero Chronomaster Power ReserveREF NUMBER: 03.2080.4021/01.C494ZenithEl Primero Chronomaster Power ReserveREF NUMBER: 03.2080.4021/01.C494ModelEl PrimeroCase Diameter42.00 mmDial NumeralStick / DotMovementMechanical AutomaticPower Reserve50 hManufacture Year-Dial MaterialSilverDial Movement CaliberZenith El Primero 4021Case MaterialStainless SteelWater Resistance100.00 m