F.P. Journe

Sometime back I observed this movement in my CB and posted on its remarkable ability to keep a consistent rate over its whole power reserve. This past weekend I did the same with my CS, just to see if a case makes a difference. The results were perhaps mo...  

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It has the whole package and you can find exactly the variant you like most.

For all the other bells and whistles we see on other pieces in the collection this “simple” one does it just as well (or better).

Is the same way. For several years now since I purchased it new, I have noticed that it is accurate to within a single second or two over days at a time, and it just wows me every time.

Thanks for your tests. Amazing results! I can assure you the Tourbillon is quite accurate. 😉

That response was unexpected not.