A lighter-than-air tulle skirt is perfect for dancing. White crystal embroidered taffeta and tulle bodiced gown with pleated tulle skirt, $6,400, by Anna Maier~Ulla-Maija Couture. Gold, diamond, citrine and lemon quartz earrings, $4,620, by Kristina Fine Jewelry. South Sea pearl and diamond necklace, $28,000, by Nancey Chapman. Gold, diamond and white enamel brooch, $35,000, by George Mandelbaum, 212-957-6688. Silver crushed leather peep-toe heels, $275, by Mascaro, 212-965-8910.