#34;Case size (L× W× H) 46.6 × 40 × 9.3 mm Weight 109 g Case and bezel material : Stainless steel Stainless Steel Band One-touch 3-fold Clasp Water Resistant 5 ATM Power supply and battery life Approx. battery life: 3 years on SR621SW Exterior Mineral Glass Compatible band size : 150 to 205 mm Moon data Moon phase Accuracy: ±20 seconds per month Other features Regular timekeeping: Analog: 3 hands (hour, minute, second), 3 dials (date, day, moon phase) #34;