Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Silvery Diamond Dial - 131.20.39.20.52.001 Sapphire caliber 8923 self-winding Co-Axial master

caliber 8923 self-winding Co-Axial master chronometer movement with date and annual calendar functions

12 mm thick

champagne dial

calibre 30120 self-winding movement with date display

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Silvery Diamond Dial - 131.20.39.20.52.001 Sapphire caliber 8923 self-winding Co-Axial master39 mm steel and 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, opaline white silvery dial with diamond indexes with date at 6 oclock, Calibre Omega 8800 self winding co axial master chronometer movement with date, approximately 55 hours of power reserve, steel and sedna gold bracelet. Water resistant to 50 metres