Ritmo Mundo Men's Swiss Quartz Stainless Steel and Silicone Sport Watch, Color:Black (Model: 221 RG Carbon) Official watch of the indy racing league Silver luminous hands, minute and hour chronograph Signature tire-tread strap plus extra leather strap Case diameter: 46.5 mm Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving