This question comes up all the time - it's time for some serious dial-ologist to bite into this topic of POlerouter dials and establish some criteria for authenticity based on an in-depth survey. Somewhere on these forums, Styggepygge posted some images of a trove of original Polerouter parts he came upon by "luck" (holding cherished pet of aged and sickly watchmaker hostage, I suspect - it is not beyond him, he is the desperado type), among which are dials with broken crosshairs, if I recall correctly.
Click to expand...