This beautiful brooch is made by "Bal-Ron" (please see below) and are made of real gemstones. They are 12kt gold filled. 

The brooch measures 1 X 2 1/4 inches.

Bal-Ron vintage costume jewelry:

Located in Providence, Rhode Island, Bal Ron Company, Inc. was active for about two decades of the last century (1947 – 1960s).

According to the List of registrants of trade-marks, the founder of Bal Ron Company Inc. was Ballon Harry. He registered his company on the 28th of January 1947 in the patent office of the United States (Official Gazette of the United States Volume 594, 1947). The particular direction of his business was manufacture of Men’s and Ladies’ jewelry.

The company produced high quality costume jewelry with the use of 12 K gold and natural semi-precious stones. In particular, tiger eye, jasper, agate, chalcedony, carnelian, unakite and onyx. Also, cultured pearls, jade, scarabs, multicolor rhinestones and crystals. Thanks to the use of high quality materials, gold plating, as well as the skill of jewelers, the jewelry of this company is well preserved. They are in high demand among lovers of vintage jewelry and collectors, and of course, their value will increase every year.