, the rectangular step cut emerald in a pierced double border of old single cut diamonds, the outer border meeting and extending as two tapering lines down the shoulders, millegrain set, mounted in platinum, signed 'MARCUS', the emerald approximately 1.15ct, the diamonds approximately 0.50cts in all Length of cluster 12mm
Emerald approximately 7.0 x 5.5 x 3.8mm 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,
Late 19th century five stone ruby ring, c.1890, the graduated cushion cut Burma rubies, approximately 4.10cts, with eight rose cut diamond points in between, to a pierced and scroll engraved gallery, fluted shoulders, mounted in 18ct gold, stamped '18CT', accompanied by GCS report no. 5776-4880 giving a Burma origin opinion for the rubies and that they show no evidence of heat treatment