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So I thought I'd take a run at sorting out the late Aerocompaxes. This is restricted to those models with non-UG/Martel power and it's all very tentative, so feel free to jump in with catalog info, reference numbers, opinions, comments, additions and refinements.
The first division I'll make is between 12 hour and 24 hour dials. The 12hr watches seem to be designated UG Cal 130 (which looks like a Valjoux 726) and the 24hr watches UG 90 (Venus 178).
Let's tackle the 12 hr variants first…