Omega Style No: 123.15.27.20.57.003 Omega Constellation Co-Axial Tahiti Watch - 27 mm Steel Case - Tahiti Mother-Of-Pearl Diamond Dial

27 mm stainless steel case, transparent back, domed scratch-resistant sapphire crystal anti-reflective treatment on both sides, Tahiti mother-of-pearl dial with 11 diamond indexes, Caliber Omega 8520 self winding movement with co-axial escapement, chronometer, date, approximately 50 hours of power reserve, stainless steel bracelet. Water resistant to 10 bar (100 metres / 330 feet).