Omega Constellation OMEGA Co-Axial Master Chronometer - 36 mm Steel Case - Silvery Dial - 131.10.36.20.02.001 Crystal domed scratch-resistant sapphire crystal with

domed scratch-resistant sapphire crystal with anti-reflective treatment both sides

screw-locked crown with pushpieces

BRAND Audemars Piguet SERIES Royal Oak MODEL NUMBER 15551OR

Brand Audemars Piguet Series Royal Oak Model Number 26660ST

Brand Audemars Piguet Series Haute Joaillerie Diamond Fury Model Number 79420BC

Omega Constellation OMEGA Co-Axial Master Chronometer - 36 mm Steel Case - Silvery Dial - 131.10.36.20.02.001 Crystal domed scratch-resistant sapphire crystal with36 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 silvery 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).