This is something I have been really wanting to do for some time. I will admit that one of the major reasons I want to make some of these is because I wish somebody would give me one. 🙂 Either way, here is a cool tutorial I found created by Morgan Donner on Deviantart.com.
Here is the link:
http://morgandonner.deviantart.com/art/Tutorial-SCA-Belt-Favor-307415767