Sterling Silver Blue John Heart Hook Earrings, E2015. These stunning solid heart shaped drop earrings feature highly polished hand carved Blue John sourced from Castleton in Derbyshire, set inside sterling silver heart shaped frames. The Blue John hearts drop down from the solid silver hooks which allow the design to be viewed from the side in a unique way. Dimensions: 16.5mm x 12.5mm. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Matching items are available within this collection.