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"If you build it, they will come."

I've found a piece online that states that the P102 is made by Citizen. There is no additional confirmation, but maybe that's a starting point?
BTW, re-considering my initial thought about a...

That looks good. I agree with the suggestion of a red-tipped second hand.
How about a large date aperture? This could be a nod to the pressure-setting window of an altimeter. Would link nicely to...