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Lot 1754. An unique pair of diamond, fancy black and fancy white diamond pendent earrings, 12.72 and 12.46 carats. Estimate: 15,500,000 - 18,000,000 HKD. Lot sold 18,175,000 HKD. Photo Sotheby's.

Each suspending a pear brilliant-cut diamond weighing 12.72 and 12.46 carats, to the square emerald-cut and cushion-shaped fancy black and fancy white diamond surmount weighing 5.11 and 4.25 carats, decorated with marquise-shaped diamonds weighing 1.11 and 1.07 carats respectively, embellished with circular-cut black diamonds and brilliant-cut diamonds, post and butterfly fittings.

Accompanied by two GIA reports no. 2175881657 and 6177857071, dated 13 November 2018 and 9 October 2018 respectively, stating that the 12.72 and 12.46 carat diamonds are both D Colour, Flawless, Excellent Polish and Symmetry; further accompanied by two diamond type classification letters each stating that the diamond is determined to be a Type IIa diamond. Type IIa diamonds are the most chemically pure type of diamond and often have exceptional optical transparency.

Accompanied by GIA report no. 2175392969, dated 14 January 2020, stating that the 5.11 carat diamond is Fancy Black, Natural Colour.

Accompanied by GIA report no. 2175493067, dated 2 January 2020, stating that the 4.25 carat diamond is Fancy White, Natural Colour.

Accompanied by two GIA reports no. 2198598876 and 1155614856, dated 18 March 2015 and 1 August 2013, stating that the 1.11 and 1.07 carat diamonds are both F Colour, Internally Flawless and VS1 Clarity, Excellent Polish and Symmetry respectively.

Please note that the circular-cut black diamonds have not been tested for natural colour origin.

Sotheby's. Magnificent Jewels, Hong Kong, 10 July 2020