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Home » The Gruen Model Database » The caliber database » Caliber 641 (640) - Factory R Gruen Guild (10.5 ligne, 15 jewels)
Re: Caliber 641 (640) - Factory R Gruen Guild [message #12087 is a reply to message #12086] Sun, 02 February 2020 15:10 Go to previous messageGo to previous message
JackW is currently offline  JackW
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Barney Green wrote on Sun, 02 February 2020 12:28

You may now again start throwing stones on me...
As long as I'm the resident geologist here, I'll see none of this....

Bernd, the escape finger bridge is very distinctive. It is a match to what you've shown. I've seen this movement with other brands, but that bridge. I think I had previously postulated Font Roberts, but it wasn't based on much. This is far better.


All I know is based on hard work & writing by others. I can only aspire to augment this body of knowledge. If I am wrong it is because of my own failings. -me

"If I have seen farther it is by standing on the shoulders of giants." - Newton
 
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