18ct yellow gold whitby jet 016ct diamond small cross heart charm g775 this romantic charm features a stunning heart shaped cabochon of the finest whitby jet stone sourced directly from the north east coast of yorkshire the beautiful 18ct yellow gold frame is embellished by dazzling 016 carats of brilliant cut diamonds attach the charm using the lobster clasp fastening at c w sellors we have an expert team of gemstone and diamond specialists who handpick and grade each jewel to meet ou