The watch was produced in the early eighties. Chaika branded watches were produced by the Uglich watch factory which also produced many woman's models. This one has a 2627H, 23 jewels, automatic movement with day-date complications and quick date set button located at seven.
Watches with stadium cases were also produced under the Poljot brand by the 1st Moscow Watch Factory.
Some pictures:
Side views:
Wrist shots:
