Saks Fifth Avenue offers the Kay Unger Women's Tulle & Crepe Gown in Black for $318. Coupon code "SEPT2013" bags a $35 Saks Fifth Avenue Gift Card. Even better, get free shipping via coupon code "SFASHIP". Assuming you use the gift card, that's a savings of $264 and the lowest total price we could find. It's available in sizes from 4 to 16. Offer ends September 27.