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Pre-owned Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel. White mother of pearl (wavy pattern) dial with luminous silver-tone 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. Screw down crown. Skeleton case back. Round case shape. Case size: 27 mm. Case thickness: 9 mm. Band width: 17.8 mm. Band length: 7 inches. Fold over clasp with a push button release. Water resistant at 100 meters / 330 feet. Functions: date, hour, minute, second, chronometer. Constellation Series. Luxury watch style. Watch label: Swiss Made. Item Variations: 123 10 27 20 55 002, 123-10-27-20-55-002, 123/10/27/20/55/002, 12310272055002. Omega Constellation Automatic Mother of Pearl Diamond Dial Ladies Watch 12310272055002.