The difference between the 2 are the following: 11: screw balance 11.09: ring balance Thanks Ranftt for being a goldmine of information ! This movement was quite common to the alarm watches of this era. What is the diameter of this beauty ? Congrats !
Apparently the tools to produce the caliber 22 had been bought by a Frenchman who then sold them to the Russians in the 60's who just produced the caliber as is !! Credit ZEN (Forumamontres: Comment par un tour de passe-passe, un mouvement suisse est passé à l'Est ()
If you see the SS version, the bracelet is much shinier than the titanium one (I am sure you know ) What is striking is that they probably replaced them and either the "technical department" does not know the difference between the 2 versions, or they deny their mistake... Either way it is a both fr
The only bad point I would say is the overall "Breguet-like" feeling (hands, dials etc.). To me they should have try to develop their own personality. Apart from that their Perpetual Calendar is the cheapest swiss-made with in-house movement you can find, and really worth a try !