A PLATINUM ART DECO EMERALD ONYX AND DIAMOND BARBROOCH
Composed of a line of graduated calibre-cut onyx alternated by calibre-cut emeralds centring a circular-cut diamond surrounded by rose-cut diamonds, all millegrain-set, circa 1925, French assaymarks and numbered
A PLATINUM ART DECO EMERALD ONYX AND DIAMOND BARBROOCH
Composed of a line of graduated calibre-cut onyx alternated by calibre-cut emeralds centring a circular-cut diamond surrounded by rose-cut diamonds, all millegrain-set, circa 1925, French assaymarks and numbered
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