Rotary Men's AGB90033/C/05 Aquaspeed Sports Chronograph Swiss-Made Bracelet Watch Round watch with blue dial featuring three subdials, placed indices, and knurled crown 45 mm stainless steel case with synthetic sapphire dial window Quartz movement with analog display Stainless steel band with deployant clasp Water resistant to 100 m (330 ft): In general, suitable for swimming and snorkeling, but not scuba diving