Joseff of Hollywood production joan castle queen for a day Brooch Pin

This is a rare vintage beauty. As you can see in the photos this is NOT in perfect condition. There is ware and scratches the top may have had something on it there’s various designs so it’s hard to say I have not cleaned it you get it in as is condition
vintage Joseff of Hollywood production. Joan Castle was his wife who designed for the company and made a few under her name.Please ask questions before And look at all pictures thoroughly so you’re aware of the condition camera lighting is not the greatest it is a bronze looking piece not sure what the plate color is or if it’s just tarnish I’m not very familiar this is an estate sale find