10BM

Start Year
1949
End Year
1956
Jewels
15, 17, 21

Member for

11 years 10 months
daybreakind
Posted December 1, 2011 - 9:52pm

 this is a 15 jewel movement

Member for

13 years 7 months
William Smith
Posted September 7, 2014 - 8:19pm

10BM  15 J w/ no date code. Click pic for Shawn's example and discussion of no date code.
 

Member for

10 years
Andersok
Posted September 7, 2014 - 8:47am

1949 - 17 Jewels

Member for

13 years 7 months
William Smith
Posted September 7, 2014 - 8:26pm

1954 (L4) w/ 21J   Click pic for watch record.

Member for

7 years
Jatco
Posted October 2, 2016 - 10:00pm

Where does L2 fit in, time frame..?  Saw a nice 'Caldwell' . 21 Jewels 10BM on the'Bay' and wondering about the L2. l'm looking for a 'Birthyear' piece...!