AN ART NOUVEAU ENAMEL AND DIAMOND 'DRAGONFLY' BROOCH, CIRCA 1900. Realistically designed as a dragonfly, wings set en tremblant with pliqué-a-jour enamel, edged with rose-cut diamonds, the thorax, tail and head set with old mine-cut diamonds, mounted in 18 karat yellow gold. #ArtNouveau #brooch
Enamel, opal and diamond pendant, Guillemin Frères, circa 1900. Designed as a cluster of stylised flowers, set with polished opals, circular-cut and rose diamonds, highlighted with translucent matt enamel.
ART DECO CORAL, ONYX, ENAMEL AND DIAMOND JABOT PIN, FRENCH, CIRCA 1925. Set on either side with oxblood coral cabochons within rings of black enamel, further decorated with calibré-cut onyxes and rose-cut diamonds, mounted in gold and platinum, maker's mark, assay mark.