Lot 577. Property of a German nobleman. Sapphire and diamond necklace, late 19th century. Estimate 150,000 — 250,000 CHF. Lot sold 230,500 CHF. Photo Sotheby's 2012
Of bow and foliate swag design, millegrain-set with variously cut sapphires and circular-, single-, cushion-shaped and rose diamonds, length approximate 340mm, detachable into six pieces.
Accompanied by Gem Tech Lab report no. 12-B-2371, stating that the nineteen largest sapphires are of natural origin, with no indications of thermal enhancement.
Provenance: August von Finck (1898-1980), thence by descent.
Sotheby's. Magnificent Jewels Geneva | 14 Nov 2012
