An antique emerald and diamond bangle. photo: Christie's Images Ltd 2012

The open sprung bangle designed as a snake, the pavé-set rose-cut diamond body enhanced by a central line of rectangular-cut emeralds, the head set with circular-cut diamonds and ruby eyes, mounted in gold, mid-19th Century, inner diameter 6.4 cm. Lot 64. Estimate CHF92,000 - CHF140,000

Provenance: Auction in New York, 15 April 2002, lot 75 

Literature: S. Tennenbaum and J. Zapata, Jeweled Menagerie, Thames & Hudson, London, 2001, p.43

Christie's. Jewels for Hope: The Collection of Mrs Lily Safra 14 May 2012 Geneva