Art Deco Colombian emerald and diamond ring, French, circa 1925

Art Deco emerald and diamond ring. Set to centre with an octagonal emerald-cut natural Muzo emerald in an open back rubover setting with a weight ...

Colombian emerald and diamond two stone cluster ring. Set to centre with an octagonal emerald cut natural Colombian emerald with no colour enhancement and minor clarity enhancement in an open back claw setting with an approximate weight of 1.50 carats, further set with one round old cut diamond in an open back claw setting with an approximate weight of 0.95 carats, flanked by two rectangular baguette cut diamonds in open back half rubover settings with a combined weight of 0.25 carats, decorated further with twenty two round mixed old cut diamonds in open back grain settings with a combined weight of 0.65 carats. The total approximate diamond weight is 1.85 carats to a vertical two stone...

Boucheron Colombian emerald and diamond ring. Centrally set with a cushion shape old mine cut natural Colombian emerald with indications of minor clarity enhancement in an open back claw setting with an approximate weight of 6.20 carats, further adorned with four drop shape old mine diamonds in open back claw settings with a combined approximate weight of 2.10 carats, to an impressive flanked solitaire design featuring double corner claws, a linear pierced gallery and open backholing, the raised shoulders flowing to a solid square shank. Marked platinum, signed 'Monture Boucheron...

No Oil Colombian emerald and diamond three stone ring. Set with a rectangular emerald-cut natural Colombian emerald with no colour enhancement and no indication of clarity modificati...

This beautiful 1920’s ring features a vivid green emerald at it’s centre, flanked by a pair of old cut diamonds. It weighs 1.00 carat and is cut into a traditional emerald cut shape....

In this stunning Art Deco trilogy ring a large and vibrant emerald sits between two glittering old cut diamonds. This ring is set apart by its partiularly beautiful fluted fan like b...

Ring in platinum. Sublime and feminine Art Deco ring, it is set with a rectangular- cut emerald in a surround of 8/8- cut diamonds bordered by a millegra...

A sublime Art Deco ring highlighting a richly saturated octagonal 2 carat Colombian emerald in a chic geometric diamond mounting fabricated in 18 karat white gold. With GIA report # ...