Natural pearl and diamond pendent necklace, early 20th century. Estimation 8,000 — 12,000 GBP. Photo Sotheby's.

The natural pearl drop measuring approximately 10.6-11.8 x 16.3mm, capped by a bow set with rose diamonds, suspended from graduated lines of millegrain-set circular-cut diamonds to a fine link chain, length approximately 410mm.

Accompanied by Laboratoire Français de Gemmologie report no. 307716, stating that the pearl was found to be natural, saltwater.

Sotheby's. Fine Jewels, Londres, 18 mars 2015, 10:30 AM