Sterling Silver Whitby Jet Marcasite Arc Deco Circles Locket Necklace, P2145. This feminine necklace features a genuine Whitby Jet stone, sourced directly from the North East coast of Yorkshire. The stone is set within the centre of a sterling silver locket that has been embellished with dazzling Marcasite stones, giving the piece a sophisticated and vintage style sparkle. The locket is sold complete with an 18 inch long 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 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 on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions: 31mm x 25mm including bail, Whitby Jet; 3mm