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A GEM-SET AND DIAMOND BOW BROOCH
The calibr-cut ruby, sapphire and emerald tied bow, enhanced by a rose-cut diamond geometric motif, mounted in platinum and gold, with French hallmarks, circa 1920
The calibr-cut ruby, sapphire and emerald tied bow, enhanced by a rose-cut diamond geometric motif, mounted in platinum and gold, with French hallmarks, circa 1920