Vintage Gruen: The caliber database » Possible Caliber 60 (21J sister to Cal 35) - Madretsch

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Possible Caliber 60 (21J sister to Cal 35) - Madretsch - 17’” Open Face [message #13186]

Sun, 09 August 2020 04:05

Case
Messages: 1178
Registered: May 2019
Location: Cincinnati

Gruen Authority

Asking for help on this one. I can find no match in my sources.

Caliber: ??
Type: Pocket
Layout: open face
Setting: negative/American
Size: measures just over 38mm (17 ligne / 10 Size)
Signature: G. W. Co.
Maker: unknown

Jewels: 21 (#s only)
Adj: “All Positions”
Movement number: 457174 (on bridge; matching dial side sn)
Example date: late 1913-beginning 1914 production
Dial: 2-piece Ceramic, signed “Gruen”
Dial maker: unmarked
Other marks: “Safety Pinion” (center jewel), “Adjusted” (balance cock)
“Madretsch” (main plate by escape)
*not marked Precision*

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/vgforum/index.php?t=getfile&id=6758&private=0

/vgforum/index.php?t=getfile&id=6759&private=0

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My two caveats:
1) I'm wrong many times a day --just ask my wife!
2) Always seeking to learn more

[Updated on: Tue, 11 August 2020 01:29]

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[Message index]

		Possible Caliber 60 (21J sister to Cal 35) - Madretsch - 17’” Open Face By: Case on Sun, 09 August 2020 04:05
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Case on Sun, 09 August 2020 04:29
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Barney Green on Sun, 09 August 2020 10:42
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Jenneke on Sun, 09 August 2020 12:14
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Case on Sun, 09 August 2020 19:05
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: thesnark17 on Mon, 10 August 2020 00:40
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Case on Mon, 10 August 2020 01:19
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: thesnark17 on Mon, 10 August 2020 01:43
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Barney Green on Mon, 10 August 2020 10:08
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Case on Mon, 10 August 2020 13:46
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: thesnark17 on Mon, 10 August 2020 15:00
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Case on Mon, 10 August 2020 16:47
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: thesnark17 on Mon, 10 August 2020 18:49
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Case on Mon, 10 August 2020 19:22
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Case on Tue, 11 August 2020 01:24
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Jenneke on Tue, 11 August 2020 20:38
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Ephemerald on Tue, 11 August 2020 20:47
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: thesnark17 on Wed, 12 August 2020 20:36
		Re: Unknown Madretsch OF Caliber — 10 Size/17L — 21J By: Case on Thu, 13 August 2020 03:03

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