Specifications Case / bezel material: Stainless steel Solid Band Stainless Steel Band One-touch 3-fold Clasp Mineral Glass 50-meter water resistance Regular timekeeping Analog: 3 hands (hour, minute, second), 3 dials (date, day, 24-hour) Accuracy: ± 20 seconds per month Approx. Battery life: 3 years on SR920SW Size of case / Total weight Size of case: 40.2 × 34 × 8.6mm Total weight: 81g