BII

Start Year
1922
End Year
1924
Jewels
7, 15
1955mercury
Posted December 21, 2014 - 1:10pm

Here's a couple of pictures of one I have that's still on the job.

Notice where the winding pinion engages the crown wheel on these. A little different from later model movements.

 

neetstuf-4-u
Posted May 23, 2023 - 10:16am

BII movement

Year to be determined. s/n'ed movement with no date stamp.

thom
Posted December 22, 2023 - 5:18am

Early BII

thom
Posted December 22, 2023 - 5:18am

Early BII 2

thom
Posted December 22, 2023 - 5:19am

Top mounted Stem but this one is serial number 67366, different variant.