The condition is consider pretty good as the bezel is plastic, the markers are usually worn off and the second hand often replaced.
Most Russian has 2 piece case back, in theory, when you screw a 1 piece case back, there may be instances where you are distorting the gasket as you screw down.
Poljot 2627.H movement
23 jewels on the rotor
Similar piece from WUS: http://forums.watchuseek.com/f10/poljot ... 80497.html" onclick="window.open(this.href);return false;