Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Silvery Dial - 131.20.39.20.02.001 Paved domed bezel set with 24

domed bezel set with 24 diamonds

grey dial with an embossed lozenge pattern and a date window at the 3 o’clock position

scratch-resistant sapphire crystal with cyclops lens over the date and double anti-reflective coating

caliber 8500 self-winding movement

36mm 18K white gold case

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Silvery Dial - 131.20.39.20.02.001 Paved domed bezel set with 2439 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 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 (167 feet).