Superb enamel & gem-set Cicada brooch, by Boucheron. The wings of green and blue plique-á-jour enamel with calibré-cut sapphire detail to the old-cut diamond set body and eyes of chrysoberyl cats-eye, mounted in silver and gold, circa
Stunning Art Nouveau dragonfly pin (attributed to Eugene Feuillatre) mounted en tremblant, its wings plique-a-jour enamel and edged in rose-cut diamonds. Its head with green enamel eyes and a diamond. From the original Fred Leighton!