And I finally figured out which Duometre it has to be:
It is also the only JLC wristwatch I would really like to have at the moment. But I would love to get my hands on either of the next Atmos clocks:


Question or idea for Le Grande Maison: why oh why is the Atmos Gyrotourbillon not made by now?!? The best place for a tourbillon like that is in front of you on your desk (where you can study it all day long). Wouldn't be good for business though....