Mark in Paris[Purist]
10488
[SiHH 2016] Parmigiani: I wonder what is this "unusual" escapement feature
I couldn't embed the video but here is the link:
https://www.facebook.com/ParmigianiFleurier/videos/937000053020506/
Another kind of constant force one?
Cheers, Mark
This message has been edited by Mark in Paris on 2016-01-17 08:46:01