Omega Constellation Co-Axial Watch - 27 mm Steel Case - Grey Dial - 123.15.27.20.56.001
27 mm stainless steel case, transparent back, domed scratch-resistant sapphire crystal anti-reflective treatment on both sides, grey lacquered dial decorated with a feathered pattern, 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).