3 cameo pin of Lava stone, likely made in Italy, and bought during someone's Grand Tour. Deeply cut cameo profiles of Greco-Roman women. Set into silver metal, possibly gold-washed. Tube hinge with c-clasp and pin that extends out far beyond frame of pin. "Jewelry in America" dates lava stone cameos from 1830-1850s. 1 5/8" long 1/2" wide