A Chantilly lace capelet, like the elbow-length “Fallon” by Oscar de la Renta ($2,990), worn over a strapless trumpet gown, also “Fallon” ($7,990, oscardelarenta .com), creates two looks in one. “The dress is exquisite but very simple,” Hearst says. “The cape ties the look together.”
THE DETA I LS: Melissa Joy Manning ring, $1,950, melissajoymanning.com. Beladora wide inlay cuff, $2,150, beladora.com. Thomas Singer turquoise and silver cuff, circa 1970, $1,100, simonteakle.com. The earrings are vintage.