Rotating bezel Date display Case / bezel material: Resin Resin Band Resin Glass Timer Bezel 100-meter water resistance Date display Regular timekeeping , Analog: 3 hands (hour, minute, second) Accuracy: ±20 seconds per month Approx. battery life: 3 years on SR626SW Size of case : 38.9×34.2×11.5mm Total weight : 25g