3 août 2016
Important natural pearl and diamond necklace
Lot 415. Important natural pearl and diamond necklace. Estimate 560,000 — 840,000 CHF. Lot sold 674,500 CHF. Photo: Sotheby's 2012 The graduated seven-strand necklace composed of natural pearls measuring from approximately 3.3 to 9.5mm, set to a clasp...