Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Brown Dial - 131.20.39.20.13.001 43 yellow rubber strap and additional

yellow rubber strap and additional blue rubber strap

sapphire-glass back

5 mm white gold case

70mm thick

yellow gold bracelet

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Sedna Gold Case - Brown Dial - 131.20.39.20.13.001 43 yellow rubber strap and additional39 mm steel and sedna 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, sun brushed brown 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 and sedna gold bracelet. Water resistant to 50 metres (167 feet).