White Gold, Natural Pearl, Diamond and Onyx NecklaceEstimate 18,00022,000 USD. Photo Sotheby’s.

The three-strand necklace composed of 194 natural pearls measuring approximately 5.6 to 3.4 mm, completed by a clasp centered by an old mine-cut diamond measuring approximately 9.8 by 9.6 mm, framed by French-cut onyx segments, surrounded by old mine-cut diamonds weighing approximately .95 carat,length 14¼ inches, two French-cut onyx segments missing.

Accompanied by a GIA report.

Sotheby’s. Important Jewels, New York | 05 févr. 2015, 10:00 AM