Sterling Silver Blue John Cushion Foxtail Ring, R848. This stunning statement ring features a beautiful cabochon of Blue John stone that has been directly sourced from Castleton, Derbyshire. The stone is set within a sterling silver base that showcases a striking foxtail chain that surrounds the stone and flows down the shoulders of the piece. All our Blue John jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen transform natural pieces of Blue John into these stunning pieces of jewellery. You can find other matching Blue John jewellery on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.