Silver Whitby Jet Cushion Ring. R406. This elegant ring, part of our Heritage handmade jewellery collection boasts a striking cabochon cushion shaped piece of rare Whitby Jet stone, sourced directly from the north east coast of Yorkshire. The stone is framed within a simple Sterling Silver setting and completed with a classic Sterling Silver band. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Derbyshire where a team of skilled craftsmen turn the raw Jet into these stunning pieces of jewellery. You can find other matching Whitby Jet jewellery and other Whitby Jet rings on our website. Silver Whitby Jet Cushion Ring, dimensions stone 8mm