Manufacturer: UNKNOWN
This is an Art Deco sterling silver brooch. It is simply marked 925. The brooch has three pieces of inlaid black onyx and marcasites on either side. The brooch measures 1-1/2 inches by 3/8 of an inch. The brooch is in good condition but does have an age patina and may need cleaning or polishing. Please let me know if you have any questions. Thanks for stopping by.