9ct Yellow Gold Blue John Rhombus Earrings. E015. These timeless stud earrings are perfect for every occasion. They feature hand carved square cabochons of fine Blue John which are polished to a mirror shine and set in solid 9ct yellow gold. 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: 19mm x 19mm.