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11.5''', Dm= 26.0mm, Do= 26.6mm
f = 18000 A/h
power reserve 39h
Balance staff U3365
1.60 x 1.00 x 0.19mm
Comments about the data
There are some detail differences within the family which can't be assigned to particular variants, e.g. long or short regulator hand, 1 or 2 crown-wheel screws, 8 or 16 balance screws, with or without recesses for casing screws, Incabloc or Poljot shock devices.
2609: 16 jewels
2609A, 2609A.1, 2609B: 21 jewels
2609.1: 17 jewels
Example, year: signature; shock device
ca. 1965: 21665, Raketa, 2609, 16 Kamnei (Cyrillic: 16 jewels); Poljot/Incabloc
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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