Natural pearl and diamond demi-parure - Sotheby's.  

Comprising: a necklace designed as three rows of pearls highlighted with bow motifs set with circular-cut and rose diamonds, the central motif suspending a pear-shaped diamond, length approximately 390mm, and a pair of pearl and diamond pendants of tassel design, fittings deficient; late 19th Century elements, composite, case. Estimate: 10,000 - 20,000 GBP

Accompanied by The Gem & Pearl Laboratory report no 06764, stating that the pearls were found to be natural, saltwater.

Sotheby's. Jewels. London | 11 Apr 2013 www.sothebys.com