9ct yellow gold whitby jet toscana long marquise necklace p1613 this striking necklace is part of our toscana handmade jewellery collection and featuresa marquise shaped cabochon of fine whitby jet stone that has been sourced locally from the whitby coastline north yorkshire the stone is framed within a simple 9ct yellow gold setting the pendant sits gracefully on an 18 inch 9ct yellow gold chain which is completed by a classic bolt ring clasp for easy wear all our whitby jet jewellery i