Omega Constellation Omega Co-Axial Master Chronometer - 29 mm Steel And Yellow Gold Case - Blue Glass Diamond Dial - 131.20.29.20.53.001 Blue Caliber Omega 8500 self winding

Caliber Omega 8500 self winding movement with co-axial escapement

40mm 904L stainless steel case

self-winding chronometer Omega 8500 movement with Co-Axial Escapement

diamond-set index and Roman numeral 6 and 9 hour markers

Omega Constellation Omega Co-Axial Master Chronometer - 29 mm Steel And Yellow Gold Case - Blue Glass Diamond Dial - 131.20.29.20.53.001 Blue Caliber Omega 8500 self winding29 mm steel and yellow gold case with anti magnetic protection, transparent back, bezel with engraved Roman numerals, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, blue aventurine glass dial with diamond hour markers with date at 6 oclock, Calibre Omega 8700 self winding co axial master chronometer movement with date, approximately 50 hours of power reserve, steel and yellow gold bracelet. Water resistant to 50