Here he is, all done. I really tried to go all out on this guy. He's the centerpiece of my friend's army and I wanted him to look the part.
Enjoy guys, if you have any questions, send them along and I'll do my best to explain how I did something.
UPDATE: This post is fairy old and I decided to go back and add a few links to expland on some of the stuff covered in the painting of this model.
Wet blending and how to do it (the cloak)
A look at zenithal highlighting (this model being my first attempt)
My Project Link: Space Marines Commission