Case / bezel material: Resin Resin Band Resin Glass Timer Bezel 100-meter water resistance Date, day display Regular timekeepingAnalog: 3 hands (hour, minute, second) Accuracy: ±20 seconds per month Approx. battery life: 3 years on SR626SW Size of case / Total weight Size of case : 47.9×44.6×11.6mm Total weight : 39g