Jaeger Lecoultre Geophysic Universal Time.
The last Jaeger Lecoultre I am mad about. Nice case, good proportions, superb dial, friendly complication, and, cherry on the cake, a plus: The dead second! One day, maybe, I will get one. Best, Nicolas ...
But you're supposed to take it all over the world....
Which, to me, means any and all types of environments . That's why I love the Overseas so much, it has it all including WR........
50m WR, and worn on the available bracelet, should be sufficient?
I've worn my Reverso Grand Calendar (30m WR) on all my travels in the heat (105 deg. F), cold (-10 deg. F), and wet/rainy. Not diving or swimming, of course, but good enough for travel - me thinks
I can‘t believe that you don‘t have one, my friend…
…but if I ever decide to let mine go, I will let you know for sure