Sterling Silver Whitby Jet Flat Triangle Necklace, P085. This charming necklace features a hand carved and highly polished triangle shaped cabochon of fine Whitby Jet sourced directly from the North East coast of Yorkshire. The gemstone is solidly backed and set in sterling silver. Sold complete with an 18 inch sterling silver chain which fastens with a classic bolt ring style clasp. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen transform natural pieces of Whitby Jet into these stylish pieces of jewellery. You can find other matching Whitby Jet jewellery on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions 18mm x 12mm, Whitby Jet; 9mm x 9mm