Sterling Silver Whitby Jet Marquise Oval Centre Twisted Ring, R752. This stunning sterling silver Whitby Jet Marcasite ring features an oval cabochon of Whitby Jet stone, that has been sourced directly from the North East Coast of Yorkshire. The striking stone is surrounded by glittering Marcasite and framed by a beautiful beaded silver design, creating a unique and classical look. 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 Whitby Jet stone 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 18mm x 13mm, Whitby Jet; 6mm x 5mm