A pair of sapphire and diamond ear clips. Photo Christie's Image Ltd 2014

Each set with an oval-cut sapphire, weighing approximately 12.55 and 10.10 carats, within an oval-cut diamond surround, mounted in platinum. Estimate $150,000 – $250,000

With report CS 60777 dated 5 May 2014 from the American Gemological Laboratories stating that it is the opinion of the Laboratory that the origin of the sapphire, weighing approximately 12.55 carats, would be classified as Burma (Myanmar). No gemological evidence of heat

With report CS 60776 dated 5 May 2014 from the American Gemological Laboratories stating that it is the opinion of the Laboratory that the origin of the sapphire, weighing approximately 10.10 carats, would be classified as Burma (Myanmar). No gemological evidence of heat

Christie's. IMPORTANT JEWELS,10 June 2014, New York, Rockefeller Plaza - http://www.christies.com/