Sterling Silver Whitby Jet Marcasite Oval Swirl Heart Necklace, P3120C. This pendant features an oval shaped cabochon of the finest Whitby Jet set at the centre of a sterling silver heart with swirl detailing. Marcasite gemstones adorn the heart. Perfect for every day wear or as a gift fr someone special. Sold complete with an 18 inch sterling silver box 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 along with matching Whitby Jet pendants on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions 27mm x 19mm including bail, Whitby Jet; 6mm x 4mm