Silver-tone stainless steel case with a silver-tone stainless steel oyster bracelet. Engine-turned compass compass silver-tone stainless steel bezel. Black dial with silver-tone hands and Arabic numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Rolex Calibre 2230 Automatic movement, containing 31 Jewels, bitting at 28800 vph, and has a power reserve of approximately 42 hours. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape, case size: 25 mm. Band width: 13 mm, band length: 6.5 inches. Fold over clasp. Water resistant at 100 meters / 330 feet. Functions: hour, minute, second, chronometer. Oyster Perpetual Series. Luxury watch style. Watch label: Swiss Made. Pre-owned Rolex Oyster Perpetual Automatic Chronometer Black Dial Ladies Watch 176210 BKAO.