Sterling Silver Blue John Oval Foxtail Ring. R858. This beautiful ring features an oval shaped hand carved Blue John gemstone sourced directly from Castleton, Derbyshire. This Stunning gemstone is set within a solid Sterling Silver detailed twist Foxtail rope design.  All our Blue John jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen transform the natural Blue John stone into these stunning pieces of jewellery. You can find other matching Blue John jewellery and other Blue John bangles on our website. All articles Purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions: 24mm x 20mm, Blue John; 18mm x 14mm