Omega Constellation Manhattan Co-Axial Master Chronometer Watch - 29 mm Steel And Yellow Gold Case - Champagne Dial - 131.20.29.20.08.001 Grande Complication caliber 8500 self-winding movement with

caliber 8500 self-winding movement with automatic winding in both directions to reduce winding time

silvered dial with vintage OMEGA logo and blued hands

39 mm yellow gold case with anti-magnetic protection

41mm 18K pink gold case

Omega Constellation Manhattan Co-Axial Master Chronometer Watch - 29 mm Steel And Yellow Gold Case - Champagne Dial - 131.20.29.20.08.001 Grande Complication caliber 8500 self-winding movement with29 mm stainless steel and 18K yellow gold case, transparent back, bezel engraved with Roman numerals, domed scratch resistant sapphire crystal anti reflective treatment on both sides, champagne dial with silk like pattern and a date window at the 6 o'clock position, Caliber Omega 8700 self winding movement with co axial escapement, chronometer, date, approximately 50 hours of power reserve, stainless steel and yellow gold bracelet. Water resistant to