Silver-tone stainless steel case with a silver-tone stainless steel bracelet. Fixed silver-tone stainless steel set with diamonds bezel. Black (with bevelled polished steel stars) dial with luminous silver-tone dauphine-style shape hands. No 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: 10 mm. Band width: 17 mm, band length: 6 inches. Fold over with safety release clasp. Water resistant at 100 meters / 330 feet. Functions: date, hour, minute, second, chronometer. Dress watch style. Watch label: Swiss Made. Item Variations: 12315272001001. Omega Constellation Chronometer Automatic Star Ladies Watch 123.15.27.20.01.001.