Sterling Silver Whitby Jet Toscana Marquise Twist Ring. R512. This striking ring is a part of our handmade Toscana collection and features a stunning marquise shaped cabochon of highly polished Whitby Jet stone, sourced directly from the North East coast of Yorkshire. The stone has been placed within an exquisite Sterling Silver setting which compliments the black stone beautifully. The ring is completed by a classic Sterling Silver band. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen turn the raw Whitby Jet stone into these stunning pieces of jewellery. You can find other matching Whitby Jet jewellery and other Whitby Jet rings on our website. Dimensions: 20mm x 7mm