Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Sedna Gold Case - Blue Dial - 131.50.39.20.03.001
39 mm sedna gold case with anti-magnetic protection, transparent back, bezel engraved with Roman numerals, domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides, sun-brushed blue dial with date at 6 oclock, Calibre Omega 8801 self-winding co-axial master chronometer movement with date, approximately 55 hours of power reserve, sedna gold bracelet. Water resistant to 50 metres (167 feet).