James Walker 15 jewel, swiss movement AS 1237 / 38 ??

[jthing]

Hello

 

Im trying to identify this movement. AS 1237/38, but 15 jewels. 

Thanks in advance

[RichardHarris123]

The movement also came in 7 jewels. https://17jewels.info/movements/a/as/as-1237-38/#:~:text=It's a contemporary construction with,is not yet shock protected.

[jthing]

12 minutes ago, RichardHarris123 said:

The movement also came in 7 jewels. https://17jewels.info/movements/a/as/as-1237-38/#:~:text=It's a contemporary construction with,is not yet shock protected.

Thank you.