J. Crew's most basic dresses start at $58. They start at $26 at American Apparel, $19.50 at Old Navy, and $15.80 at Forever 21. The cheapest outfit on the Wal-Mart website is $14.92. H&M has a basic dress for $9.90. The point here isn't that these are poor choices (although some certainly are). It's that they're all cheap dresses. There are so many options out there that you can find something to fit your budget and style needs. In conclusion, the world's cheapest dress cannot be found anywhere on earth. However, it can be found with in the pages of a book - James Bond's wardrobe consists entirely of cheap clothes from either British or American high street stores. He usually wears a blue shirt with white pants.