Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel Case - Black Dial - 131.10.39.20.01.001 Tokyo white mother-of-pearl dial with engraved

white mother-of-pearl dial with engraved spiral decoration and gold applied numerals

40mm 18K rose gold case

gold applied hour-markers

Brand Audemars Piguet Series Royal Oak Model Number 67656OR

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel Case - Black Dial - 131.10.39.20.01.001 Tokyo white mother-of-pearl dial with engraved39 mm steel case with anti magnetic protection, transparent back, bezel engraved with Roman numerals, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, sun brushed black 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 bracelet. Water resistant to 50 metres (167 feet).