Black Onyx Necklace w/Silvertone Cross Enhancer Pendant/Brooch

Black onyx gemstone necklace with a silvertone cross enhancer pendant/brooch. Filigree cross enhancer pendant features faceted black stones an a marcasite inspired design has a large hinged bale with a magnetic snap closure. Bar pin on the back and can also be worn as a brooch. Cross enhancer pendant measures 2.25" x 2.75" Black onyx 8mm gemstone beads are individually hand knotted and measure 32" length. No hallmarks. Pre-owned, excellent condition.