the openwork oval cluster head with a round brilliant cut diamond frame by six spaced smaller old brilliant cut diamonds with radiating curved of calibre cut rubies, outer border of single cut diamonds and around the gallery further shannel of calibre cut rubies, scroll pierced under gallery, trifurcated shoulder with diamond set foliate detail, reeded shank, the stones all millegrain set and mounted in platinum Length 1.7cm / 5/8''
Width 1.5cm / 9/16'' Weight: 5.5g
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
Early 20th century diamond three stone and onyx navette cluster ring, c.1915, with three old European cut diamonds, the principal to centre of approximately 1.80ct,