@ nikola, in your position, I think I would probably go Sub. It sounds to me like the movement thing is really going to nag at you.
But if you can "get over" what's under the hood (nothing wrong with a solid, modified ETA), then I do like the size and legit history of the Ingenieur.
And that Rousseau stuff looks quite delicious
BTW, I've been traveling with this one...really purchased as a dress piece, but it's turned out to be more versatile than I thought.