If you had to chose a single watch

I know what you're thinking: "aw damn, another one of those threads". But this one is a bit different. I'm adding some conditions that I didn't find in other threads. Here they are:

1) You have to pick only one watch

2) This is no apocaliptic/island scenario, it's your own real life

3) It's not necessarily a watch
from your collection, you can choose any watch that exists

4) You will have to wear this (or no watch at all) for the rest of your life. So, if you enjoy going to the…

If you had to chose a single watch