Authentic Longines La Grande Classique quartz watch, model L4.512.4.58.C and variants L4.512.4.58.6, L4512458C. Features stainless steel case with polished finish, sapphire scratch-resistant crystal, round shape, black dial accented by 12 Wesselton diamond hour markers, automatic quartz movement powered by a battery, solid case back, stainless steel band equipped with a folding clasp, water resistance to 30 meters (approximately 100 feet), and comes with a 2 year WatchMaxx warranty.