Gold ion plated band Gold ion plated case Mineral Glass 50-meter water resistance Case / bezel material: Stainless steel Stainless Steel Band One-touch 3-fold Clasp Regular timekeeping Analog: 3 hands (hour, minute, second), 3 dials (24-hour, date, day) Accuracy: ±20 seconds per month Approx. battery life: 3 years on SR920SW Size of case:38×32×9.4mm Total weight: 68 g