vintage dark metal faux red stone Filigree Brooch Pendant jewelry craft decor

vintage filigree brooch or pendant color: red filigree metal piece darkened with patina & age dark red oval stone in center ***I'm not certain of its original intent.*** could be used as a pendant, turned into a brooch or magnet, adorn a frame or box length: 2.25" width: 1-3/8" excellent condition