Vintage Gruen: The caliber database » Semithin 754/756/758

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Re: Semithin 754/756/758 [message #15992 is a reply to message #15989]

Mon, 03 January 2022 17:56

Jenneke
Messages: 2029
Registered: May 2013
Location: Netherlands

Gruen Authority

Yeah, maybe when the 740 ended they switched to the new setting. Or the old style 754 was phased out by 1926 and resurrected in a different form after 1926.

Still odd there are two 15 jewels versions in 1939. What would be the difference.

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

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[Message index]

		Semithin 754/756/758 By: Jenneke on Fri, 24 September 2021 15:54
		Re: Semithin 754/756/758 By: Jenneke on Fri, 24 September 2021 20:05
		Re: Semithin 754/756/758 By: Case on Sat, 25 September 2021 03:29
		Re: Semithin 754/756/758 By: Jenneke on Sun, 02 January 2022 19:10
		Re: Semithin 754/756/758 By: Case on Mon, 03 January 2022 00:22
		Re: Semithin 754/756/758 By: Jenneke on Mon, 03 January 2022 17:56
		Re: Semithin 754/756/758 By: Jenneke on Fri, 23 September 2022 22:12

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