Need some help from Medieval Costumers

Star Wars Chick

Sr Member
Just won this screen used dress off of ebay that was worn by Princess Isabelle's handmaiden in the movie Braveheart but it is missing the belt. I know I won't find the exact same thing but am wanting to find something that would be period appropriate and am needing some help. Am also needing suggestions on shoes as well. Here is the dress and some screen caps: