18ct rose gold whitby jet diamond torpedo necklace cmt087 this exquisite necklace by c w sellors is hand crafted in 18ct rose gold and features a large highly polished whitby jet gemstone which has been sourced directly from the north east coast of yorkshire the whitby jet is embellished with brilliant cut diamonds adding a luxurious sparkle and sits gracefully on an 18 inch 18ct rose gold chain and would be a beautifuladdition to any jewellery lovers collection at c w sellors we have an