Very nice! I have yet to finish mine, but I think tortiseshell is cool on the black. That is what I used, and I love it! I think the tone control is a good idea, I've yet to change mine.
Congrats on the mods, you have a very great looking axe there, Elavd!
Question... is the concentric pot difficult to wire? This may sound simple, but I've never done one before.