ZenithEl Primero DoublematicREF NUMBER: 03.2400.4046/21.C721ZenithEl Primero DoublematicREF NUMBER: 03.2400.4046/21.C721ModelEl PrimeroCase Diameter45.00 mmDial NumeralArabic NumeralsMovementMechanical AutomaticPower Reserve50 hManufacture Year-Dial MaterialBlackDial Movement CaliberZenith El Primero 4046Case MaterialStainless SteelWater Resistance50.00 m