Sterling Silver Blue John Marcasite Oval Beaded Edge Ring, R750 This feminine sterling silver, Blue John and Marcasite ring features an oval cabochon of Blue John stone, that has been sourced directly from Castleton, Derbyshire.  The striking stone is surrounded by glittering Marcasite and framed by a beaded silver 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 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. Dimensions 8mm x 6mm