An Extraordinary Gold, Enamel & Gem-set Necklace by René Lalique, consisting of four separate panels formed from intertwined damselflies arranged into sinuous & perfectly symmetrical designs, the veined wings decorated with plique-á-jour enamel and highlighted with diamonds,the bodies in luminous opalescent enamel over a silver foil ground, the central panel supporting an aquamarine briolette suspended beneath a cushion cut aquamarine,the reverse of the necklace in etched gold. Paris, C.1905,