Embellishing the toggle switch of the Harley Benton

You'll recall that last time around, I cleaned up the switch tip. Well that was the easier part. What I really wanted to fix was this horribly bulky and ugly looking hex nut securing the switch, and the very inelegant, rather coarse, B&W switch plate:

On a power tool it would be okay. On a fine instrument it should look better than that.

Having said that, note that...