A brand new Longines Master Collection men's automatic watch with model number L2.910.4.77.6 features a stainless steel case and bracelet, boasts an elegant white dial accented by silver tone hands and diamond-like hour markers, includes date functionality, powered by a self-winding mechanical movement with 64 hours power reserve, protected by scratch-resistant sapphire crystal, water resistant up to 30 meters (100 feet).