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Lot 274. Impressive 102.50 carats fancy intense yellow diamond and diamond necklace. Estimate CHF 3,425,000 — 5,385,000. Lot Sold 4,066,600 CHF. Courtesy Sotheby's.

Set with a cushion-shaped fancy intense yellow diamond weighing 102.50 carats within a frame of brilliant-cut diamonds, supporting a fringe set with pear-shaped diamonds, further accented with brilliant-cut diamonds and diamonds of yellow tint, length approximately 365mm.

Accompanied by GIA report no. 2181800298, stating that the cushion-shaped diamond weighing 102.50 carats is Fancy Intense Yellow, Natural Colour, SI1 Clarity. Please note that the diamond has a laser drill hole. Also accompanied by GIA report no. 2181800607, stating that the pear-shaped diamond weighing 8.70 carats is K Colour, Faint Brown, VVS2 Clarity, together with a working diagram stating that the diamond may be internally flawless after minor repolishing. Together with GIA report no. 2185800638, stating that the brilliant-cut diamond weighing 3.30 carats is Fancy Intense Yellow, Natural Colour, SI2 Clarity, and no. 2185800601, stating that the brilliant-cut diamond weighing 3.04 carats is I Colour, VVS2 Clarity 

Sotheby's. Magnificent Jewels and Noble Jewels, Genève, 15 nov. 2017, 10:30 AM