10AI

Start Year
1923
End Year
1923
Jewels
15, 16
William Smith
Posted September 24, 2012 - 7:49pm

Movement discussed here as 1921 model 156 . Dated by case serial number to 1921.  Bulova Watch Co. signature.  In American Standard case (coat of arms symbol) w/ SN 1224210.

William Smith
Posted September 24, 2012 - 7:50pm

Do we update start date for this movement to 1921 based on above example?

FifthAvenueRes…
Posted September 5, 2026 - 3:01am

The Bulova Watch Co movement signature and lack of datecode suggest 1923. 

Reverend Rob
Posted September 25, 2018 - 2:03am

This is the FHF Robert ebauche.