Early 20th century rectangular emerald and diamond cluster ring, French c.1915, centred by cut corner rectangular emerald of step cut, approximately 2.70ct,
to a pierced two row border of single cut diamonds, millegrain set, to five stone diamond line shoulders, slightly graduating, mounted in platinum, French workshop mark and partial assaymark, approximately 0.35cts of diamonds Cluster 17.8 x 14.5mm
Emerald approximately 10.85 x 7.30 x 4.45mm Weight: 4.5g
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,
Early 20th century rectangular emerald and diamond cluster ring, French c.1915, centred by cut corner rectangular emerald of step cut, approximately 2.70ct,