Sterling Silver Whitby Jet Bottle Top Pear Necklace. P011. This classic necklace is part of our handmade Heritage collection and features a hand carved and highly polished cabochon of fine Whitby Jet stone which has been sourced directly from the North East coast of Yorkshire. 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 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: 30mm x 10mm including bail.