A long navy satin slip dress with a bias-cut silhouette, a halter neckline, and a sculpted crystal-embellished chain at the neck and straps. A center-back slit and open back add movement and a sleek finish. Well suited to wedding guest, cocktail, black tie, and holiday party occasions.

Buy for $208 or Rent for $95/week. Original retail price: $595, 84% off retail.