Lot 351. Natural pearl and diamond necklace, 19th century and later. Estimate 200,000 — 300,000 CHF. Lot sold 250,000 CHF. Courtesy Sotheby's

Designed as a graduated line of button shaped pearls suspending a fringe of natural pearl drops measuring from approximately 12.90 x 14.00 x 17.00mm to approximately 9.45 x 9.80 x 12mm, accented with rose diamonds, inner circumference approximately 380mm.

Accompanied by SSEF report no. 106333, stating that the nineteen drop-shaped pearls, were found to be natural, saltwater.