bordered by single cut diamonds, millegrain set, scroll pierced gallery, mounted in platinum and gold, in our opinion the emerald is of Colombian origin with minor traditional oil clarity treatmentCluster 9.2 x 9.0mm
Emerald approximately 4.8 x 4.4 x 2.60mmWeight: 2g
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
Late 18th century diamond flowerhead cluster ring c.1790, probably originally a button, the circular panel slightly domed and set with six pear cut diamond petals,