The old Soviet catalogues are the most reliable sources to know the history of Russian watches. They were substantially official documents, considering that the standardization of the production was directly ordered by the Soviet state, so they are extremely important.
Here are some great contributions - many thanks to Andy and Gaucho for their work. This is a GREAT catalogues with reference codes:
1972 catalog http://picasaweb.google.com/newguest2008/1972#
Other two catalogues are available by download here:
http://german242.com/books/katalog_zapchastey.djvu (the .djvu file can be opened with the DejaVu reader, http://www.djvu.org )