Swiss Legend Men's 10538S-BB-01-YAS Scubador Black Ion-Plated Watch with Yellow Silicone Band Black ion-plated watch featuring circular hour markers, pushers with protective caps, and date window at 4 o 'clock 49 mm black ion-plated stainless steel case with synthetic-sapphire dial window Swiss quartz movement with analog display Features ribbed silicone band with buckle closure, chronograph functions with 60-second, 30-minute, and day-of-the-week sub dials, and screw-down crown Water resistant to 100 m (330 ft): In general, suitable for swimming and snorkeling, but not scuba diving.