Omega Constellation Manhattan Co-Axial Master Chronometer Watch - 29 mm Steel And Yellow Gold Case - Champagne Diamond Dial - 131.20.29.20.58.001 Moonphase AP folding buckle

AP folding buckle

beaded platinum crown set with a blue sapphire cabochon

black alligator-skin strap

Caliber: RM014

41 mm 18K white gold case

Omega Constellation Manhattan Co-Axial Master Chronometer Watch - 29 mm Steel And Yellow Gold Case - Champagne Diamond Dial - 131.20.29.20.58.001 Moonphase AP folding buckle29 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, sun brushed champagne dial with diamond hour markers 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.