A Colombian emerald, eighteen karat gold, and diamond ring designed as a round emerald cabochon weighing 13.85 carats, surrounded by a textured curling frond with single-cut diamond vein. 13.4 dwt.; Size: 7 1/2 (with sizing beads) provenance: Accompanied by C. Dunaigre Switzerland Gemstone Report #CDC1808673, dated August 21, 2018, stating one 13.85 carat emerald of Colombian origin with minor clarity enhancement. See More