Timex Men's T5K791 Ironman Traditional Sport Watch with Black Resin Band Imported Two-tone sport watch featuring 30-lap memory, ,24-hour countdown timer, and 100-hour chronograph to time workouts. Dial Size : 45 mm Features three daily, weekday, weekend, or weekend alarms with five-minute back-up Quartz movement with digital display Protective acrylic crystal dial window Resin band with buckle closure Water resistant to 100 m (330 ft): In general, suitable for swimming and snorkeling, but not scuba diving