14 février 2013
Art Nouveau Plique-à-jour enamel and diamond dragonfly brooch, French, circa 1900 - Sotheby's
Art Nouveau Plique-à-jour enamel and diamond dragonfly brooch, French, circa 1900 - Sotheby's Mounted en tremblant, the wings of green and blue plique-à-jour enamel edged in rose-cut diamonds, the body decorated with old-mine diamonds and apple green...