Guardian angels are a figure in most religions as either cherub looking figures ( as seen in this brooch) or as fierce warriors. These cherub like angels are most common for accessories and are believed to bring luck and are used to help remember that there is a guardian angel looking out for you everyday. Tack pin back
This is Signed J. J.
Measurements:

Length wing: approx 2. 5 inches

Width: less than 1 1/2 inch

This item is sold from a vintage boutique in Teaneck, NJ.