Yellow Opal Earrings - Opals Set in Unique Shadowbox Setting on French Hook Ear WiresThese incredible dangle earrings feature 10mm bright yellow opal gemstones in a modern and unique . 925 sterling silver setting. They measure 3 4 of an inch across with a drop length of one inch, and they come on solid sterling french hook ear wires. Items are shipped First Class Mail without a receipt in a cute gift box. Expedited shipping is available at checkout.