I did knock mine off an end table (ProTip: don't put it inside a neoprene sleeve and then forget to zip up the sleeve. Oops.). So, relatively small drop, and on a moderately forgiving surface that I don't rightly recall because I was on vacation at the time ;p. Probably wood?
Anyway, not a scratch on it

.
I'd indeed add the fact that it's extremely light and pleasing to hold as an unexpected bonus for the Forma

. And that's coming from someone that was never really bothered by those kind of concerns with my previous devices

.