14kt yellow gold 14kt yellow gold opal stud earrings from DINNY HALL featuring opal, claw/prong setting, post-back closure and for pierced ears. Two's company. These earrings come as a pair.. Conscious: This item is made from at least 50% recycled or upcycled materials. For recycled synthetic clothing products we highly recommend using a microfibre-catching washing bag to ensure that no microplastics that can pollute water are released in the process..