Vintage Gruen: 1920's

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Tank 9 [message #3882]

Fri, 20 June 2014 19:20

Jenneke
Messages: 2042
Registered: May 2013
Location: Netherlands

Gruen Authority

Model name : Tank 9
Type : tank
Period/date : 1923-1930
Gender : male

Case Maker : Gruen
Case Material : 14k gold reinforced with metal (green gold filled)
Case Serial : 2003250
Case Style no : 55

Caliber : 99
Movement Maker : Gruen
Movement Serial: -

Bracelet :

Other info : The method of constructing the Tank is patented Feb 16, 1926 by patent US1573134 "watchcase and process for making same".
This Tank has not the patented dust proof crown construction.

index.php?t=getfile&id=1551&private=0

Attachment: Tank_Case_front.jpg
(Size: 68.95KB, Downloaded 1918 times)
Attachment: Tank_Case_inside.jpg
(Size: 58.92KB, Downloaded 1903 times)
Attachment: Tank_Case_back.jpg
(Size: 50.10KB, Downloaded 1897 times)
Attachment: Tank_Movement.jpg
(Size: 82.77KB, Downloaded 1883 times)
Attachment: Tank_advertisement2.JPG
(Size: 21.07KB, Downloaded 1899 times)

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

[Updated on: Sun, 15 November 2020 21:43]

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[Message index]

		Tank 9 By: Jenneke on Fri, 20 June 2014 19:20
		Re: Tank 9? By: Jenneke on Fri, 20 June 2014 19:28
		Re: Tank 9? By: afire on Fri, 20 June 2014 19:59
		Re: Tank 9? By: afire on Fri, 20 June 2014 20:35
		Re: Tank 9? By: Jenneke on Fri, 20 June 2014 21:00
		Re: Tank 9? By: MikeTheWatchGuy on Fri, 20 June 2014 21:10
		Re: Tank 9? By: Jenneke on Thu, 25 March 2021 21:31
		Re: Tank 9? By: afire on Thu, 25 March 2021 22:27
		Re: Tank 9? By: Gary on Fri, 26 March 2021 02:19
		Re: Tank 9? By: Case on Wed, 31 March 2021 01:52
		Re: Tank 9? By: Jenneke on Fri, 30 April 2021 18:07
		Re: Tank 9? By: Case on Fri, 30 April 2021 23:41
		Re: Tank 9? By: Gary on Sat, 01 May 2021 02:11

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