Great Falls Metal Works Modernist MOP & Onyx Sterling Silver Brooch

Beautiful GFMW - Great Falls Metal Works modernist brooch. It is hand crafted of recycled sterling and made up of two triangles set into a diamond shaped setting. The triangles are mother of pearl on one side and black onyx on the other. Separated by a small line of bead-like sterling balls. It is marked on the back and signed. Measures 2 1/2" across. GFMW is a family owned and operated business in New Jersey.