In the 1950s, Christian Dior accented his couture creations with extravagant costume jewels that made the fashion flock swoon. Six decades later, the house has released Dear Dior, a high jewelry collection of 20 pieces inspired by the faux baubles and the handcrafted fabrics used in the designer’s mid-century heyday.  Its hallmark: a mix of stones rivaling grandma’s dish of hard candy in its hodgepodge of hues. These post-back earrings, dubbed Résille Bouquet d’Opales (loosely translated: “Netting of Opal Bouquets”), are as much an homage to the label’s founder as to the irreverent style of Victoire de Castellane, creative director of Dior jewelry. “I wanted unusual stones in very varied combinations,” says de Castellane. “I also wanted the settings to be ‘jostled’ to achieve the effect of a crumble of sparkling stones.” Mission (ever so elegantly) accomplis