raised in a diamond bombe mount set with stepped baguette diamonds to a pave ground of single cut diamonds, mounted in platinum, signed inside the shank 'Cartier London', accompanied by GCS laboratory report no. 78158-54 giving the Kashmir origin opinion and that the stone shows no evidence of heat treatmentWeight: 5g
Early 20th century diamond and sapphire 'eye' cluster ring, French c.1910, with an old European cut diamond brilliant to centre, approximately 0.90ct, flanked by tapering calibre cut sapphires in a millegrain scalloped edged border of small old single cut diamonds, mounted in platinum, trace of French assaymark and workshop mark