CASIO STANDARD COLLECTION WOMENS WR - LTP-VT03BL-7BDFBasic Information Case size (L W H) 40 34 7. 9 mm Weight 32 g Band Leather Band Water resistance Water Resistant Power supply and battery life Approx. battery life: 3 years on SR626SW Exterior Glass Mineral Glass Surface treatment Black ion plated case Compatible band size 130 to 180 mm Watch Features Accuracy Accuracy: 20 seconds per month Other features Regular timekeeping: Analog: 3 hands (hour, minute, second)