How Grandmillennial Jewelry Took Over

Anna Bu Kliewer/Jewelry by Miu Miu Back in 2010, the jeweler Irene Neuwirth convinced her Australian opal dealer to cut some of the gemstones for stringing as a casual but fine necklace. He’d thought it was “ridiculous” to bore holes into such costly gems, but she’s still wearing that piece. Opal strands, hand-knotted on silk,…