EDIFICE SLIM series with Sapphire Crystal | This three-hand analog model features a slim 7.8 mm thick case that enhances fit. The watch boasts a flat octagonal bezel with a hairline finish that creates a sporty yet luxurious design. A dial with a hairline finish also creates a high quality feel. Screws at the four corners of the case, a powerful index design, and a gold second hand create a sporty finish. Uses a scratch-resistant sapphire crystal. Case size (L× W× H) 44.8 × 39.9 × 7.8 mm Weight 110 g Case and bezel material Stainless steel Band Stainless Steel Band One-touch 3-fold Clasp Water resistance 100-meter water resistance Power supply and battery life Approx. battery life: 3 years on SR916SW Glass Sapphire crystal with anti-reflective coating Compatible band size 150 to 205 mm Accuracy Accuracy: ±20 seconds per month Other features Regular timekeeping: Analog: 3 hands (hour, minute, second) Date display