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Re: Blue observatory [message #13405 is a reply to message #13403] Mon, 24 August 2020 20:55 Go to previous messageGo to previous message
Jenneke is currently offline  Jenneke
Messages: 1867
Registered: May 2013
Location: Netherlands
Gruen Authority
Dating research using a quick look through advertisements.

From 1935 gruen switched from guild to “the precision watch”. In 1938 same lettering for Gruen started. In 1939/1940 the crest disappeared in the ads. In 1939/1940 Precision lettering was more graceful Looking (like on the box). In 1941 you see trademark behind precision. Trademark disappeared in 1948. In 1950 the precision writing looks different again.

I have seen this box with a veri-thin Baylor, All star 1 and my ladies veri-thin. She has a movement cal 215 (>1948) and the case style is from 1950.

/vgforum/index.php?t=getfile&id=6894&private=0

Thoughts?


You can only waste time if you forget to enjoy it - Loesje
 
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