An antique natural pearl, cultured pearl and diamond necklace. Photo Christie's Image Ltd 2014

The two strands composed of forty-six and forty-two natural pearls, and one cultured pearl, measuring approximately 8.9 to 6.0 mm, to the rose-cut diamond clasp, 19th Century, 40.6 cm. Estimate CHF35,000 – CHF60,000 ($40,027 - $68,618)

Accompanied by report no. 73614 dated 24 March 2014, from the SSEF Swiss Gemmological Institute stating that 88 pearls are saltwater natural pearls and that 1 is a saltwater cultured pearl

THE PROPERTY OF A NOBLE GENTLEMAN

Christie's. GENEVA MAGNIFICENT JEWELS. 14 May 2014, Geneva - http://www.christies.com/