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,
flanked by trefoil diamond clusters, diamonds all close cut down collet set, mounted in silver and gold, the gold shank with bifurcated and entwined openwork scroll shoulders extending to half hoop, the diamonds of cushion, double-eight and old brilliant cut, accompanied by GCS report no. 5783-1112 giving the Colombian origin opinion for the emerald and that is shows minor clarity enhancement and estimated to weigh 1.80ct Heart cluster 16 x 13mm
Emerald approximately 11.20 x 7.10 x 3.95mm Weight: 4.5g
Victorian cabochon emerald and 18ct gold ring, London (date mark is either 1878 or 1898), the oval 6.49ct Colombian emerald open collet set to a simple tapering gold mount, D shaped shank, accompanied by AGL report no. 1118060 giving the Colombian origin opinion and that the stone shows minor clarity treatment of a traditional type (oiling)
Early 20th century three stone emerald and diamond ring, c.1910, set with a 3.97ct Colombian emerald of stepped square cut, flanked by two Asscher cut diamonds of approximately 2.25ct and 1.80ct,
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,