This flower brooch is signed Coro without the copyright symbol which dates it to before 1954. It has a multi-layered effect with much depth. It has narrow petals of both textured and smooth silver-tone metal that is light weight and believed to be aluminum. The petals on the back row have open work "frames" around them. The brooch is 2 1/2" wide and 1 1/2" deep. It is in excellent condition with no wear.