Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Yellow Gold Case - Silvery Dial - 131.50.39.20.02.002 yellow-gold black alligator leather strap by

black alligator leather strap by santoni with quick-change system

white mother-of-pearl dial with a wavy pattern extending from the iconic claws and 12 diamond indexes

and seconds

Tahiti mother-of-pearl dial with 11 diamond indexes in 18K red gold holders which match the polished facetted hands

35 mm brushed 18K yellow gold case

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Yellow Gold Case - Silvery Dial - 131.50.39.20.02.002 yellow-gold black alligator leather strap by39 mm yellow 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 8801 self winding co axial master chronometer movement with date, approximately 55 hours of power reserve, yellow gold bracelet. Water resistant to 50 metres (167 feet).