Poljot 2209

The Poljot 2209 is a 22mm manual-winding movement manufactured by Poljot. It has 23 jewels and Russian-style shock protection with three arms. The movement features hand-winding and a small seconds complication. It is an open-face caliber with varying bridge shapes, and likely includes a left-handed ratchet-wheel screw. The 6437 and 6445 variants appear to be catalog designations for different bridge configurations. Production centered around 1960.