claw set between round brilliant cut diamonds, together with SSEF report no. 76135 and Gem & Pearl Lab report no. 10090 both giving the Burma origin opinion and that the stone has not been heat treated. The SSEF report also mentions that 'the colour of tWeight: 4g
Victorian cabochon emerald and 18ct gold ring, London (date mark is either 1878 or 1898), the oval 6.49ct Colombian emerald open collet set to a simple tapering gold mount, D shaped shank, accompanied by AGL report no. 1118060 giving the Colombian origin opinion and that the stone shows minor clarity treatment of a traditional type (oiling)
Late 19th century five stone ruby ring, c.1890, the graduated cushion cut Burma rubies, approximately 4.10cts, with eight rose cut diamond points in between, to a pierced and scroll engraved gallery, fluted shoulders, mounted in 18ct gold, stamped '18CT', accompanied by GCS report no. 5776-4880 giving a Burma origin opinion for the rubies and that they show no evidence of heat treatment