, collet set with a circular facetted Burma ruby, approximately 1.40ct, to an oval border set with two rows of graduating diamonds, cut-down set edge to border, split shoulders and shank, mounted in gold and platinum, inscribed serial number 144, French assaymark to shank and inscribed serial number 144, accompanied by GCS report no. 78144-15 giving the Burma origin opinion for the ruby and it shows no evidence of heat treatmentLength of cluster 1.4cm / 9/16''
Ruby approximately 6.5 x 6.5 x 4.4mmWeight: 3.5g
Three stone ruby and diamond line cluster ring, the trio of Burma rubies with largest to centre, of 1.53ct, flanked by two rubies of pigeon-blood colour, 0.76ct and 0.73ct,
Mid-20th century five stone ruby ring, c.1940, with graduated oval cut Burma rubies, approximately 1.55cts in all, claw set in gold, accompanied by SSEF report no. 119629 giving the Burma origin opinon and that the stones show no evidence of heat treatment
Ruby and diamond three stone ring, French, claw set with an oblong Burma ruby, approximately 1.50ct, between rectangular step cut diamonds approximately 0.70cts in all