Sterling Silver Blue John 27mm Cushion Foxtail Bracelet. B958. This stunning bracelet is part of our Foxtail collection, designed and made by C W Sellors. The piece boasts a cushion cabochon Blue John stone that has been sourced directly from the Treak Cliff Cavern in Castleton. The Blue John is set on an intricately woven sterling silver foxtail chain that is fastened by a strong magnetic clasp for easy wear. 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. Length 205mm; Blue John stone 27mm.