LONGINES Master Collection Automatic

Date, self-winding mechanical movement beating at 25'200 vibrations per hour, with a monocrystalline silicon balance-spring power reserve up to 72 hours. Water-resistant to 3 bar, scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides.

White mother-of-pearl dial. Stainless steel bracelet, with triple safety folding clasp and push-piece opening mechanism with fine adjustment system.