28 avril 2016
Fine 21.25 carats Type IIa step-cut diamond ring
Lot 407. Fine 21.25 carats Type IIa step-cut diamond ring. Estimate 2,115,000 — 3,075,000 CHF (1,932,932 - 2,810,292 EUR ). Photo Sotheby's Set with a step-cut diamond weighing 21.25 carats, size 52 . Accompanied by GIA report no. 1013947, stating that...