Sterling Silver Blue John Lineaire Long Oval Ring. R1005. C W Sellors Lineaire Collection - designed by Rebecca Sellors and crafted in their Derbyshire workshop - portrays a timeless, contemporary jewellery range available in sterling silver. With minimalist design and a distinct architectural edge, this elegant ring features a 30mm long hand cut Blue John gemstone framed in a contemporary sterling silver setting and completed with a simple sterling silver band. The highly polished Blue John stone has been sourced directly from the Treak Cliff Cavern in Castleton. All our Blue John jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen turn the raw Blue John stone into these stunning pieces of jewellery. You can find other matching Blue John jewellery and other Blue John bracelets on our website. Dimensions: Blue John stone and setting 30mm long.