Sterling Silver Blue John Marquise Oval Centre Twisted Ring, R752 A stunning ring, which features a hand carved, rounded Blue John gemstone, enclosed by a gorgeous beaded marcasite curved edge.The marcasite on this particular piece creates a classical look, combined with unusual shape of the ring which is quite contemporary. This piece is set with the finest Blue John stone that has been sourced directly from Castleton, Derbyshire.  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 rings on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions 18mm x 13mm, Blue John; 6mm x 5mm