Sterling Silver Whitby Jet Two Stone Slither Signet Ring. R033. This sterling silver signet style ring features fine Whitby Jet which has been sourced directly from the North East coast of Yorkshire. The Whitby Jet is inlaid into the face of the ring, giving a highly-polished, smooth finish. 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 along with matching Whitby Jet rings on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.