Silver-tone stainless steel case with a silver-tone stainless steel oyster bracelet. Uni-directional rotating black ceramic bezel. Black dial with silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Rolex Calibre 3230 Automatic movement, containing 31 Jewels, bitting at 28800 vph, and has a power reserve of approximately 70 hours. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape, case size: 41 mm. Fold over clasp with a safety release. Water resistant at 300 meters / 1000 feet. Functions: hour, minute, second, chronometer. Submariner No Date Series. Dive watch style. Watch label: Swiss Made. Item Variations: 124060BKSO, 124060-0001. Pre-owned Rolex Submariner No Date Automatic Chronometer Black Dial Mens Watch 124060 BKSO.