A knockout dress with uncommon accessories creates a truly polished look. Pearl silk faille couture corset, silk taffeta shrug with silk faille couture ruffles and fluted taffeta skirt with ruched train, $5,987, all by Romona Keveza Collection. Off white veiled felt topper, $565, by Eric Javits. White-gold and Crisscut diamond earrings, $5,000, by Christopher Designs. Platinum and diamond choker, $90,000, by Neil Lane. White silk and gold-polka-dot clutch, $395, by Lulu Guinness.