Sterling Silver Whitby Jet Marquise Wave Top Necklace P3510 This stunning necklace features a curved marquise shaped Whitby Jet gemstone set in an elegantly tapered sterling silver frame, sourced directly from the North East coastline of Yorkshire. Complete on an 18 inch sterling silver chain with a classic bolt ring style clasp which passes through a wave style bale. Dimensions: Full Drop; 30mm x 10mm, Whitby Jet; 16mm x 9mm All our Whitby Jet jewellery is designed and crafted within our very own workshop, 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.