9ct rose gold whitby jet toscana ring side marquise r513 this striking ring is part of our toscana collection and features a stunning marquise shaped cabochon of genuine whitby jet sourced directly from the north east coast of yorkshire the stone has been placed within an exquisite 9ct rose gold sideways marquise setting which compliments the whitby jet beautifully the ring is completed by a classic rose gold band all our whitby jet jewellery is designed and crafted within our very own wor