An antique diamond and pearl necklace

Designed as an old-cut diamond collet fringe and neckchain, suspending ten drop-shaped pearls, circa 1870, 37.5 cm inner circumference, with French assay mark for silver and gold. Estimate CHF120,000 - CHF150,000 ($108,633 - $135,791) - Price Realized CHF387,000 ($350,342)

Accompanied by report no. 53417 dated 24 March 2009 from the SSEF Swiss Gemmological Institute stating that all ten drop-shaped pearls are natural saltwater pearls

Accompanied by report no. 0903039 dated 17 March 2009 from the Gübelin Gem Lab stating that seven pearls are natural saltwater pearls and three are cultured saltwater pearls

Christie's. jewels : The Geneva Sale. 13 May 2009. Geneva www.christies.com