TAG HeuerFormula 1 Quartz Aryton SennaREF NUMBER: WAZ1012.BA0883TAG HeuerFormula 1 Quartz Aryton SennaREF NUMBER: WAZ1012.BA0883ModelFormula 1Case Diameter41 mmDial Numeral-MovementQuartzPower Reserve-Manufacture Year-Dial MaterialBlackDial Movement CaliberQuartzCase MaterialStainless SteelWater Resistance-