millegrain set within a border of old single cut diamonds, mounted in platinum and gold, approximately 0.20cts, accompanied by SSEF report no.118596 for the sapphire giving natural origin with no indication of heat treatment Cluster head: 12.4 x 11.1 x 5.0mm deep
Sapphire approximately 7.80 x 7.70 x 4.85mm Weight: 3g
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
Art Deco pink sapphire, rock crystal and diamond oblong cluster ring, French c.1925, possibly by Rene Boivin, collet set with a rectangular cushion cut Burma pink sapphire,
Art Deco single stone sapphire and diamond cluster ring, c.1925, the canted square sapphire of approximately 4.00ct, between calibre sapphire and diamond dart shoulders,