Help- Seiko Bell Matic

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To those in the know, this watch looks interesting. Model is 4006 7001 on caseback but marked 7006 and 7080 on dial. Should dial numbers match as many don’t seem to.
Many thanks.
 
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To those in the know, this watch looks interesting. Model is 4006 7001 on caseback but marked 7006 and 7080 on dial. Should dial numbers match as many don’t seem to.
Many thanks.

As you probably know, the first four digits generally refer to the movement caliber. Can we see the back? BTW, I think you have mis-read the first four digits on the dial. They look like 4006 to me. So if the back also has 4006, then the caliber codes match.
 
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Dan you are correct, I mis-typed!! Here’s the caseback. It just seems strange 2nd numbers after calibre don’t match.
 
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This is common--on Seiko Pogues, the dial's 6139 6009 and the caseback is 6139 600X (anything, honestly, from 0-9; the True Pogue's a 5, but I believe each number was used). Looks great, and FWIW @rootbeer7, Seiko Bellmatics sound fantastic (to me), far softer than the tattoo-needle-buzz of Memovoxes and Crickets.
 
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This is common--on Seiko Pogues, the dial's 6139 6009 and the caseback is 6139 600X (anything, honestly, from 0-9; the True Pogue's a 5, but I believe each number was used). Looks great, and FWIW @rootbeer7, Seiko Bellmatics sound fantastic (to me), far softer than the tattoo-needle-buzz of Memovoxes and Crickets.
Thanks so much for your help.
 
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Thanks so much for your help.

No sweat at all. I'm no Seiko scholar, but I'm under the impression that the second four digits on the caseback have to do with country code, i.e. what market the watch was originally destined for, though I don't know what country each terminal numeral might stand for. Regardless: enjoy.
 
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The last four digits are commonly called the case code, but there are often several versions for the same case, e.g. for different markets as noted by @Wlcutter. I'm not familiar with the Bellmatic codes specifically.
 
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Thanks so much. It all seems to check out and should be with me by middle of the week.
 
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The number on the dial indicates the calibre (first four digits), and the dial set (second set of digits which indicate style, colour, hand colour, etc). The numbers on the back are again the calibre, but the second four digits are the case code.

The case code depends on the calibre which is why it is given as the second part of an 8 digit code. Another watch case could also be coded 7001 but be completely different.
Edited:
 
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The number on the dial indicates the calibre (first four digits), and the dial set (second set of digits which indicate style, colour, hand colour, etc). The numbers on the back are again the calibre, but the second four digits are the case code.

The case code depends on the calibre which is why it is given as the second part of an 8 digit code. Another watch case could also be coded 7001 but be completely different.
Thank you so much.
 
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Your Bellmatic born in November 1979 is allright. Day and date with different color is ok. Probably it has a calibre 4006A. Enjoy 👍
 
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Your Bellmatic born in November 1979 is allright. Day and date with different color is ok. Probably it has a calibre 4006A. Enjoy 👍
I think you meant 1969!! Thank you.