Lot 82. An important 41.18 carats cushion brilliant-cut diamond ring. Estimate $1,200,000 – $1,500,000. Price realised USD 1,445,000. Photo Christie's Image Ltd 2016

Set with a cushion brilliant-cut diamond, weighing approximately 41.18 carats, ring size 6, mounted in platinum

Accompanied by report no. 1172368088 dated 30 October 2015 from the GIA Gemological Institute of America stating that the diamond is J color, VS2 clarity, with excellent polish and symmetry

Christie's. MAGNIFICENT JEWELS & THE JUBILEE RUBY, 20 April 2016, New York, Rockefeller Plaza