OmologatoOfficial Toprak Razgatlioğlu Chronograph by YamahaREF NUMBER: TOP54OmologatoOfficial Toprak Razgatlioğlu Chronograph by YamahaREF NUMBER: TOP54ModelOfficial Toprak Razgatlioğlu Chronograph by YamahaCase Diameter42 mmDial Numeral-MovementQuartzPower Reserve-Manufacture Year-Dial MaterialBlack MatteDial Movement CaliberOmologato QuartzCase MaterialStainless SteelWater Resistance100 m