This is a vintage 1950s Matisse Renoir enameled and copper cuff bracelet. It features a unique design and is a part of the Bracelets & Charms category in the Jewelry & Watches section. The sides of the bracelet feature blue and back enameling, represent an amoeba like pattern. The piece has a hinge on the back for easy removal. The inside of the bracelet features the Matisse marking.
 
The piece shows some signs of wear and age with some scratches on the copper.
 
Dimensions: 2 1/4" X 1 1/2"