Lot 411A. Important 18.51 carats fancy pink Type IIa diamond pendant. Estimate 4,800,000 — 7,680,000 CHF (4,386,797 - 7,018,875 EUR). Sold for CHF9,546,000 ($9,773,672). Photo Sotheby's

Set with a modified pear brilliant-cut fancy pink diamond weighing 18.51 carats, illustrated unmounted.

Accompanied by GIA report no. 1172356726, stating that the diamond is Fancy Pink, Natural Colour, VVS1 Clarity, together with a working diagram stating that the diamond may be internally flawless after minor repolishing, and a Type IIa classification letter.