Signed Renoir Copper Abstract Modernist Double Leaf Brooch Pin 3 1/4"  and Copper Modern Leaf Pin also 3 1/4"  Great accent pieces and cool designs.  
 
Renoir copper jewelry was produced by the company Renoir of Hollywood, founded in 1946 by Jerry Fels in California, and closed in 1964. Initially known for plain copper pieces, the company later launched the Matisse line in 1952, which featured colorful enamels on copper. The jewelry was known for its modernist and abstract designs and was worn by celebrities like Lana Turner and Betty Davis, making it a highly collectible vintage item today