AN ART DECO SAPPHIRE AND DIAMOND BROOCH
PROPERTY OF A LADY 
AN ART DECO SAPPHIRE AND DIAMOND BROOCH

細節
AN ART DECO SAPPHIRE AND DIAMOND BROOCH
Set with a bezel-set square-cut sapphire, within a circular-cut and baguette-cut diamond openwork plaque, mounted in platinum, circa 1925