Quote:
Originally Posted by saxo3
It would be very interesting to measure this new caliber 4131 with a timegrapher, just some reference data for this new watch … and a comparison later! 
PS: the new calibers 4131 (Daytona), 7140 (1908), and 9002 (Sky-Dweller) all have the Chronergy escapement like the 32xx movements. |
Nothing to do with this thread.
Yes people know this is the case re the new movements, you don’t need to explain this.
Why don’t you buy some of them and test them yourself?