Lot 139. An Important 3.24 carats VVS1 Type IIb Fancy Intense Blue Diamond and Diamond Ring. Estimate 2,500,000 — 3,000,000 USD. Sold for $2,300,000 ($709,877 per carat). Courtesy Sotheby's.
Set with a cut-cornered square modified brilliant-cut Fancy Intense Blue diamond weighing 3.24 carats, flanked by two pear-shaped diamonds weighing 0.58 and 0.54 carats, further embellished with round diamonds, size 6¼.
No. 2193852912 dated January 8, 2019 stating that the diamond is Fancy Intense Blue, Natural Color, VVS1 clarity. Together with a letter from the GIA stating that the diamond has been determined to be Type IIb.
No. 2181193331 dated March 1, 2017 stating that the diamond weighing 0.58 carat is D color, SI2 clarity.
No. 5181193335 dated February 27, 2017 stating that the diamond weighing 0.54 carat is E color, VS1 clarity.
Sotheby's. Magnificent Jewels, April 17, 2019, 10:00 AM EST, New York