Vintage MCM Mexican Modernist Faces Mixed Metal Inlay Brooch Stella Popowski

This Mexican two face vintage brooch is from the mid-century. It’s by a well-known artist who made pieces in Mexico, California, and other locations. It’s in good condition however, the pin clasp is missing the closure. This artist is known for using materials like sterling silver brass Onyx and others. There is no silver stamp on the back. It measures 2.25” x 1.25”.