The en tremblant wings (they vibrate on a spring) are composed of translucent Plique-a-Jour pastel color enamel and enhanced by glittering rose-cut diamonds. Her abdomen is composed of bright red rubies and rose-cut diamonds.
AN ART NOUVEAU ENAMEL AND DIAMOND BROOCH, LATE 19TH CENTURY. Designed as a butterfly, the wings and antennae decorated with polychrome plique-à-jour enamel, detachable brooch pin, French assay marks. #ArtNouveau #antique #brooch #AntiqueJewelry
Plique-à-jour enamel Art Nouveau stained glass window earrings. Mounted in gold and set with old mine- and rose-cut diamonds and senailles. The earrings were most likely panels of a dog-collar necklace.