"Who says real should be boring?" asks Victoire de Castellane. After 14 years designing costume jewelry for Chanel, de Castellane moved to Dior in 1998 to create that house's first fine jewelry collection, where her eccentricity, energy and love of fantasy have made her a standout amid the sometimes staid world of haute joaillerie. Inspired by Dior's enchanted world, she has transformed ribbons, feathers, bows and flowers into fantastic bijoux. In...