Silver-tone stainless steel case. Silver-tone stainless steel oyster bracelet with screw-down clasp. Uni-directional rotating black ceramic bezel. Black dial featuring silver-tone hands and index hour markers, including minute markers on the outer rim. Analog dial type with luminous elements for hours/minute markers and seconds hand tips. Date window at 3 o'clock position. Powered by Rolex Calibre 3235 automatic movement containing 31 jewels; operates at 28800 vph beats per hour, offers ~70-hour power reserve when fully wound. Scratch-resistant sapphire crystal glass. Solid case back. Round case shape measuring 44 mm in diameter and 18 mm thick. Accompanied by a black-cloth fold over band measuring 17 mm width and approximately 7.5 inches (19 cm) length. Water resistant up to an impressive 2000 meters / 6600 feet depth, suitable for professional diving. Functions include date display and chronometer accurate timekeeping. Item Variations listed: M126660-0002.