4AE

Start Year
1935
End Year
1936
Jewels
15, 17
Reverend Rob
Posted July 1, 2013 - 10:42am

4AE,  4AF,  4AH, 4AN, 4AS,  4AW, and 4FL are interchangeable. Based on the FHF ebauche:

FHF 52, some with Breguet overcoil. 

William Smith
Posted July 2, 2015 - 11:59pm

1935 (Triangle) 15 jewel

William Smith
Posted July 3, 2015 - 12:03am

1936 (Square) 17 jewel