TAG HeuerFormula 1 Chronograph X SennaREF NUMBER: CAZ201D.BA0633TAG HeuerFormula 1 Chronograph X SennaREF NUMBER: CAZ201D.BA0633ModelFormula 1Case Diameter44.0 mmDial NumeralStickMovementMechanical AutomaticPower Reserve42 hManufacture Year-Dial MaterialGreyDial Movement CaliberTAG Heuer 16Case MaterialStainless SteelWater Resistance50.0 m