Specifications Case / bezel material: Stainless steel Solid Band Stainless Steel Band One-touch 3-fold Clasp Mineral Glass Pink gold ion plated case 50-meter water resistance Date display Regular timekeeping Analog: 3 hands (hour, minute, second) Accuracy: ±20 seconds per month Approx. battery life: 3 years on SR621SW Size of case / Total weight Size of case : 36.5×30.5×7.1mm Total weight : 71g