It is really not that hard, given it's all black. Just learn to draw the icon on paper and then with a detail brush. :cussSadly this is the only shot I have of it and it is a bad angle for the freehand I did on his belt, but you can see my AC test model here:
Give it a go on a test model, it is truly easy to do!
Much obliged there Nihm. However.... It seems i wasn't specific enough when asking. What i'm after is the pre-renegade chapter symbol, the one recently re-done (i think) by FW. Ideas for that one? But, I may just add the renegade symbol in the army somewhere for a fluffy nod.
-CC