AN ART DECO OPAL AND DIAMOND BROOCH
The oval-shaped harlequin opal mounted within a single-cut diamond surround to the baguette-cut diamond collet detail, circa 1930, 5.7cm wide
AN ART DECO OPAL AND DIAMOND BROOCH
The oval-shaped harlequin opal mounted within a single-cut diamond surround to the baguette-cut diamond collet detail, circa 1930, 5.7cm wide