A SUPERB EMERALD AND DIAMOND CLUSTER RING
The square-cut emerald weighing 22.50 carats within a tiered two-row brilliant-cut diamond surround to the plain hoop, with French assay mark for gold With certificate no. 40864 dated 21 March 2003 from the SSEF Swiss Gemmological Institute stating that emerald is of Colombian origin, minor extent of clarity enhancement by oil
Lot Essay
By family repute this emerald was originally acquired from Harry Winston and later remounted by Louis Gérard in the early 1970s.