Silver-tone stainless steel case with a silver-tone stainless steel oyster bracelet. Features a unidirectional rotating black ceramic bezel and a black dial accented by silver-tone hands and hour markers. Minute markers are present around the outer rim, along with a date display at the 3 o'clock position. The watch includes luminescent elements for enhanced readability in low light conditions. Powered by the Rolex Calibre 3235 automatic movement containing 31 jewels, beating at 28800 vph (5Hz), offering approximately 70 hours of power reserve. Equipped with a scratch-resistant sapphire crystal and is screw-down water resistant up to 300 meters / 1000 feet. This analog dive watch style includes functions such as date, hour, minute, second, chronometer. Item Variations: BKSO