Round-form brooch with scalloped edge in yellow gold 750 ‰ adorned in the center with a profile of a young woman, her hair in a bun adorned with an ivy frieze and her neck set with rose-cut diamonds (one missing) on a background of translucent bluish-green plique-à-jour enamel. Art Nouveau period PB. 4.50 g - D. 3.5 cm