Details

AN ART DECO EMERALD, DIAMOND AND ONYX BROOCH, BY MARCHAK
Centering upon a sugarloaf cabochon emerald, within a pavé-set diamond openwork oval-shaped frame, set with cabochon onyx and single-cut diamond rosettes, to the onyx border, mounted in platinum, circa 1925, with French assay marks
Signed Marchak, Paris, no. 1209