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Lot 502. A 22.69 carats D colour VVS2 clarity Type IIa Diamond Ring. Estimate CHF 1,700,000 - CHF 2,200,000 (USD 1,706,508 - USD 2,208,423)Price realised CHF 2,592,500. © Christie's Images Ltd 2017

Set with a rectangular cut-cornered diamond, weighing approximately 22.69 carats, between kite-shaped diamond shoulders, ring size 6

Accompanied by report no. 1334401 dated 1 August 2017 from the GIA Gemological Institute of America stating that the diamond is D colour, VVS2 clarity; also with a working diagram indicating that the clarity of the diamond is potentially Internally Flawless, and a Diamond Type Classification letter stating that the diamond has been determined to be Type IIa.

Christie'sMagnificent Jewels, 14 November 2017, Geneva