TAG Heuer Women's Formula One Black Diamond Chronograph Watch CAH1212.BA0862 Round watch featuring diamonds inset at bezel and hour markers and black dial with 60-second topring and dual chronograph subdials 41 mm stainless steel case with anti-reflective sapphire dial window Swiss quartz movement with analog display Stainless steel bracelet with ceramic inner links and deployment clasp with push-button closure Water resistant to 200 m (660 ft): In general, suitable for professional marine activity and serious surface water sports, but not scuba diving