An antique amethyst and gold long chain necklace, with oval faceted amethysts in spectacle settings, connected with lengths of trace chain, with a bolt ring clasp, stamped 15ct, circa 1920.
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15ct gold was officially in use, in the UK, from 1854 to 1932, that is it was Hallmarked during that period, although it was used, unmarked, by Georgian jewellers.
