foversta[PuristSPro Moderator]
20814
Thanks a lot Andrew for this superb article.
The Double Tourbillon is one of my fav G&F... I saw this one in 2008 and was amazed by the show of the Double Tourbillon:

But it was far from the shock I received when I saw the Double Tourbillon Technique... what a beauty !

Fr.Xavier
This message has been edited by foversta on 2011-01-23 23:02:07
Thanks Andrew
By: aldossari_faisal : January 17th, 2011-02:39
some in depth interesting and exciting details about GF ... thei invention piece number one is a watch i adore and aim to own one day... owning a tourbillon from such watchmakers with their finishing standerds and innovation reminds me that thats what a p...
Bold claim...
By: BDLJ : January 17th, 2011-14:55
Tested through Greubel Forsey’s EWT (Experimental Watch Technology), the movement had shown superior timekeeping over the single plane tourbillon in a wrist watch or with a basic lever escapement. Shown?
Not data
By: nickd : January 20th, 2011-22:23
That's not data, that's a pretty picture open to any interpretation you feel like. Numbers? Scale? Algorithmic/linear? Sample sizes?... In the good old days companies gave real data, and even got testing authorities to provide it for them. nick