Silver Whitby Jet Cross Ball Pendant Necklace. P2709. This contemporary, geometric style pendant is part of our Eclipse collection and features fine Whitby Jet stone that has been sourced directly from the north east coast of Yorkshire. The highly polished stone is set within the cross of this sterling silver pendant. The pendant is presented on a fluid 18 inch sterling silver chain complete with a classic bolt ring clasp for easy wear. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Derbyshire where a team of skilled craftsmen turn the raw Jet into these stunning pieces of jewellery. You can find other matching Whitby Jet jewellery and other Whitby Jet necklaces on our website. Silver Whitby Jet Curved Pendant Necklace. Pendant 30x20mm including bale.