A CITRINE AND DIAMOND BAR BROOCH composed of four rectangular cabochon citrines with pierced openwork diamond circle surrounds, circa 1910, in Cartier case

细节
A CITRINE AND DIAMOND BAR BROOCH composed of four rectangular cabochon citrines with pierced openwork diamond circle surrounds, circa 1910, in Cartier case
5.0cm. wide
Signed by Cartier