AN ART DECO DIAMOND AND BLACK ONYX BAR BROOCH
AN ART DECO DIAMOND AND BLACK ONYX BAR BROOCH

细节
AN ART DECO DIAMOND AND BLACK ONYX BAR BROOCH
Designed as a single and old European-cut diamond and carved black onyx bar, centering upon an old European-cut diamond, accented by old European-cut diamond terminals, mounted in platinum, circa 1920, with French assay marks