Sterling Silver Whitby Jet Marquise Bead Edge Necklace. P160. This dinky pendant centres on a marquise hand carved Whitby Jet gemstone, which is polished to a mirror like shine and solidly backed and set in sterling silver. To frame the stone an intricate beaded outline completes the piece. Supplied complete with an 18 inch sterling silver chain.  All our Whitby Jet jewellery is designed and crafted within our very own workshops in Derbyshire where a team of skilled craftsmen transform the natural Jet into these stunning 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: 19mm x 8mm, Whitby Jet; 9mm x 5mm.