Natural pearl, seed pearl and diamond necklace, 1920s. Photo Sotheby's.

The open work plaque set at the centre with a button-shaped natural pearl measuring 11.23 x 11.34 x 7.86mm and millegrain-set with circular- and single-cut diamonds, suspending a slightly baroque drop-shaped natural pearl measuring approximately 15.35 x 15.90 x 19.75mm, from a seed pearl, button-shaped natural pearl and diamond set chain, length approximately 540mm, one small diamond deficient. Estimation 72,000 — 125,000 CHF

Accompanied by SSEF report no. 72241, stating that the five largest pearls were found to be natural, saltwater.

Sotheby's. Magnificent Jewels and Noble Jewels, Genève | 13 mai 2014 -