Gold, silver and enamel gem-set automaton brooch, circa 1880 The central spinning double starburst motif set with a button pearl and numerous rose-cut diamonds against a ground of dark blue enamel within a bezel of split pearls, decorated on either side...

Art Nouveau 18 karat gold and enamel gem-set brooch, L. Gautrait, circa 1900 In Egyptian taste, depicting the head of a contemplative maiden with floral headdress emerging from a modified triangular motif of stylized lotus blossoms, decorated with plique-à-jour...