Housing diameter: 40 mm. Bracelet Color: Rose Gold. Power reserve: 72 hours. Waterproof depth: 100 meters �C 330 feet. Mirror material: Anti-reflective and scratch-resistant sapphire glass. Clasp Type: Folding Oysterlock with Easylink 5 mm Comfort Extension. Functions: hours, minutes, seconds and chronograph. Screw-down crown and pushers with triple water resistance.