Unknown Vintage Left-Facing Carved Shell Cameo Brooch in Gold-Tone Filigree Setting

Vintage costume jewelry cameo brooch with a left-facing carved profile set in a gold-tone filigree frame. Pin back closure on the reverse. Pre-owned with no visible wear. vintage cameo brooch, carved cameo pin, gold tone filigree brooch, left facing cameo, shell cameo brooch, vintage costume jewelry brooch