Stainless steel case and bracelet. Fixed stainless steel bezel set with 30 diamonds. Mother of pearl dial with luminous silver-tone hands and diamond hour markers. Quartz movement. Scratch resistant sapphire crystal. Solid case back. Case diameter: 27 mm. Case thickness: 9 mm. Push button fold over clasp. Water resistant at 100 meters/ 330 feet. Functions: hours, minutes. Omega Constellation Mother of Pearl Diamond Dial Ladies Watch 123.15.27.60.55.001.