I have one of these which has worked well for me. Costs about €2 from the same place you buy your local humbrol paints, so that's dirt cheap IMO.
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I think it looks good. The chipped paint on all screen caps I've seen looks more black than brown to me. So this in my eyes looks more SA than any brownish spots where the paint would have chipped.
He says it's not a AM/FX helmet, but it does look a little odd indeed.
With the ab plate buttons painted and some other small tweaks this armour will look pretty good though, I think.
Thanks Stephen, I forgot to link the neckseals. I got my neckseal from--------- who was very nice to buy from, but I think the ones you linked are more accurate. May need to get one of those myself.
If I recall correctly only the sandtrooper on the beast (forgot their name atm) was CG, the others were re-created real suits cast from ROTJ suits; Check out this scene:
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