Crystal Collection - Made with Swarovski crystals Swarovski is a registered trademark of Swarovski AG Powered by light energy 12-month power reserve once fully charged 28.0 mm diameter Water-resistant to 30 meters (100 feet) Caliber V115 Mother-of-pearl dial Two-tone stainless steel Fold over push button clasp 3 year warranty on manufactory defects First year world wide warranty, 2nd and 3rd year only for USA