Elegant 2.26ct Colombian Emerald & Diamond Ring. Platinum custom made Colombian Emerald and diamond filagree ring with millgrain edges. Consisting of one bezel set emerald cut Emerald weighing approximately 2.26 carats and calibre cut emeralds along the undergallery. The emeralds are accented with full cut round and baguette diamonds having an approximate total weight of 1.75 carats. Via 1stdibs.