Matthew,
Take a look at this blog entry by none other than Matt Newsome on the very subject of black vs. brown. It isn't so much a question of color for the belt as much as it a question of the style of the belt.
Hope this is of help (it is the second entry on the bottom of the page)
http://blog.albanach.org/archive/200...r_archive.html
Cheers
Panache
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