Official Longines model L4984.4572, automatic movement powered by Caliber L888 with 64-hour power reserve. Features a black lacquered polished dial accented by diamond hour markers and silver tone hands. Equipped with a unisex stainless steel case, black alligator leather strap with tang clasp, fixed bezel. Includes date function, second hand, hour markers on the black diamond dial. Secured with sapphire crystal resistant to scratches and round 40mm case size. Water resistant up to 30 meters (100 feet). Comes with a 2-year WatchMaxx warranty.