Take your time and don't rush into buying something that you might regret later. (I did)
If I could give you one piece of advice it would be to learn all there is to know about the movements.
The aesthetic look of something is useless if the thing won't tick.

If you are trying to replicate a gen inside and out, then you will have to rely on an Asian clone of some sort.
As for me I don't care what it looks like inside as long as it is reliable - in other words Swiss.
Loads of info here and welcome.