As younger generations embrace circular economies, vintage jewelry is in high demand. Collectible costume jewelry—from brands like Trifari, Coro, Kenneth Jay Lane, Joseff of Hollywood, and Miriam Haskell—is enjoying a resurgence as both archival and fashion pieces. This panel traces costume jewelry’s history, highlights key names, and examines its fandom, which is reshaping ideas of value and luxury in collectible jewels.