Sterling Silver Whitby Jet Marcasite Shield Ring, R819. This stunning sterling silver, Whitby Jet and Marcasite ring features a circular central piece of Whitby Jet that has been sourced directly from the North East coast of Yorkshire. The striking stone is surrounded by sparkling pieces of Marcasite set into a sterling silver shield and embellishing a classic silver band.  All our Whitby Jet jewellery is designed and crafted within our very own workshops in Derbyshire where a team of skilled craftsmen transform the natural Jet into these stunning 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. Dimensions 25mm, Whitby Jet; 7mm