Here's some brush work done to the suit lining, the little dots were gold now they are red to match the eyes of the mask and chest plate. I also lightened up the grays a bit to help the contrast so unmasked he wouldn't look like an albino:
Time to wax up the bust and polish it, the link to the next set of pics will be the finished product.
I have enjoyed watching the progression of your hard work for this custom bust. The finished product is truly amazing. I wish you lots of luck on the sale.