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stem wind and set
19''', Dm= 42.45mm, Do= 43.05mm
f = 18000 A/h
2.00 x 1.04 / 0.30mm
Comments about the data
hunter or open face calibre
bimetallic screw balance
In popular movment catalogs only few Bulla calibres up to 13''' are listed, occasionally under the brands E.J., Juillard, or Emile Juillard
Example, year: signature; shock device
ca. 1930: Bulla - 256
Not for Sale!
The movements presented in this caliber finder are not for sale. This is only a data sheet for identification and evaluation of the movement calibre, as well as for approximate dating.
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