set within a border of old round cut diamonds, open set in platinum and gold, accompanied by Gem & Pearl Lab report no. 23949 for the emerald giving a Colombian origin opinion and that the stone shows evidence of minor clarity enhancement ('minor oil') Cluster: 1.1cm x 1.1cm Weight: 2.5g
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