set within a border of old round cut diamonds, open set in platinum and gold, accompanied by Gem & Pearl Lab report no. 23949 for the emerald giving a Colombian origin opinion and that the stone shows evidence of minor clarity enhancement ('minor oil')Cluster: 1.1cm x 1.1cmWeight: 2.5g
Late 18th / early 19th century pear shaped emerald and diamond cluster ring, c.1800, the Colombian emerald of step cut and elongated outline, open set and inverted within a heart shaped border of old cut diamonds,