Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Yellow Gold Case - White Silvery Dial - Olive Leather Strap - 131.53.39.20.02.002 46 41 mm steel and sedna

41 mm steel and sedna gold case with anti-magnetic protection

stainless steel and pink gold Oyster bracelet with flat three-piece links

blue calfskin strap

automatic winding mechanical movement with chronograph function

purple alligator-skin strap

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Yellow Gold Case - White Silvery Dial - Olive Leather Strap - 131.53.39.20.02.002 46 41 mm steel and sedna39 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, silk embossed 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, olive leather strap. Water resistant to 50 metres (167 feet).