Silver-tone stainless steel case with a silver-tone stainless steel bracelet. Fixed silver-tone diamond set bezel. White mother of pearl dial with luminous silver-tone dauphine-style shape hands and diamond hour markers. Dial Type: Analog. Luminescent hands. Date display at the 3 o'clock position. Omega Calibre 8520 Automatic movement, based upon Omega 8500, containing 28 Jewels, bitting at 25200 vph, and has a power reserve of approximately 50 hours. Scratch resistant sapphire crystal. Pull / push crown. Transparent case back. Round case shape, case size: 27 mm, case thickness: 9 mm. Band width: 17.1 mm. Fold over with push button release clasp. Water resistant at 100 meters / 330 feet. Functions: date, hour, minute, second, chronometer. Additional Info: suitable for snorkeling, as well as swimming, but not diving. Luxury watch style. Watch label: Swiss Made. Item Variations: 123 15 27 20 55 002, 123-15-27-20-55-002. Omega Constellation Co-Axial Mother of Pearl Dial Ladies Watch 123.15.27.20.55.002.