Art Deco Enamel Guilloche Burgundy Black Brooch

The etching under the rich burgundy enamel (Guilloche) has a lovely design. The black frames & offsets the intricate detail in the gold tone setting. Brooch is reproduction from 1989's. Measures 1 1/3 by 1 inch. Any discoloration a on the back is from reflections when taking the photo.