‘EMERALD’ RING 

Rectangular emerald with bevelled edges, round brilliant-cut diamonds. Platinum (850). Signed by Wolfers. Dimensions: 54 – Weight: 12.2 g 

The emerald is accompanied by two certificates: The Gem & Pearl Laboratory / Carat Gem Lab, certifying:
Weight: 10.53 carats (CGL)
Origin: Colombia Minor impregnation observed (oil) 

An emerald, diamond and platinum ring, signed Wolfers, reports