A 4.60 carats cushion-cut diamond ring, by Tiffany & Co. Estimate $150,000 – $200,000. Photo Christie's Image Ltd 2015.

Set with a cushion-cut diamond, weighing approximately 4.60 carats, to the circular-cut diamond surround, gallery and shoulders, mounted in platinum. Signed Tiffany & Co., no. 18852152 

Christie's. MAGNIFICENT JEWELS, 14 April 2015, New York, Rockefeller Plaza