An emerald and diamond ring, by Meister. Photo Christie's Image Ltd 2014

Set with a sugarloaf cabochon emerald, weighing approximately 11.24 carats, within a baguette and brilliant-cut diamond raised surround and shoulders, mounted in gold, ring size 6. Signed EM for Meister. Estimate CHF20,000 – CHF30,000 ($22,811 - $34,216)

Accompanied by report no. 54227 dated 31 August 2009 from the SSEF Swiss Gemmological Institute stating that the emerald is of Colombian origin, with indications of moderate amount of oil

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