9ct Rose Gold Whitby Jet Marcasite Cross Heart Necklace. P2162. This elegant necklace is part of our Cross Heart collection. It features a small sized hand carved heart shaped Whitby Jet stone that has been sourced directly from the North East Coast of Yorkshire. The individual highly polished Whitby Jet has been framed within a 9ct rose gold marcasite stoned mount, that embraces the gemstone in a cross design. The beautiful pendant hangs gracefully from a fluid 9ct rose gold 18 inch 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 Ashbourne, Derbyshire where a team of skilled craftsmen transform the natural Jet into these stylish pieces of jewellery. You can find other matching Whitby Jet jewellery and other Whitby Jet necklaces on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions: 15x21mm, Whitby Jet: 14x13mm.