C W Sellors Sterling Silver Blue John Small Cross Stud Earrings, E1439. A discreet, classic pair of stud earrings. A sterling silver cross features four Blue John hand carved gemstone segments. The Blue John is sourced directly from the Blue John cavern in Castleton, Derbyshire. Secured with a post and butterfly fastening, perfect for every day wear.  All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Matching items are available within this collection.