Important natural pearl and diamond necklace

Composed of fifty-one pearls measuring from approximately 6.6 to 13.2 mm, the clasp set at the centre with a marquise-shaped diamond bordered by single- and circular-cut stones, mounted in platinum, French assay and maker's marks. length approximately 490mm. Estimate 320,000—420,000 CHF - Unsold.

Accompanied by SSEF report no. 52517 stating that all the pearls are natural.

Sotheby's. Magnificent Jewels. 19 Nov 08. Geneva. photo courtesy Sotheby's. www.sothebys.com