, 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 treatment Length of cluster 1.4cm / 9/16''
Ruby approximately 6.5 x 6.5 x 4.4mm Weight: 3.5g
Art Deco diamond and sapphire oblong cluster ring, c.1920, set with an old lozenge cut diamond to a calibre cut sapphire ground and outer diamond border of old brilliant cut stones, diamond line shoulders extending up to the principal diamond, millegrain set, engraved anthemoin and laurel to half shank, lozenge pierced to gallery, serial number within the shank 3632