Czech Brass Filigree Nieger Brothers Blue art Glass & Enamel Necklace

Stunning antique Art Nouveau Czech art glass & enamel necklace. Unsigned Nieger Brothers, but typical of their style. Multi layers of brass stamped filigree with a bezel set opalescent light blue art glass cabochon (32mm x 25mm) bezel set in brass and surrounded by blue cloisionné enamel flower details. hanging from a filigree bail and connected to a brass textured rolo chain that is 19” long. Has a barrel clasp.