9ct Yellow Gold Blue John Marquise Drop Earrings. E075. These eye-catching earrings feature hand carved and polished Blue John gemstones which are set in a textured, vintage style design. Beautifully hand crafted from 9ct yellow gold, these earrings are completed with secure post and butterfly fittings.  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 stylish 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: 35mm x 10mm, Cabochon 13mm x 7mm.