Well, there is a problem with your question. You see, selbstlade is not a brand name. It is German for "Self Loading". In other words, an automatic pistol. And there were several guns that COULD be yours. If you can repost with ALL of the markings on the gun, and it's condition, we may be able to give you a rough idea- but without knowing make and model, we can't.
50-500 depending on specifics
A few hundred to multiple thousands of USD depending on condition and who did the engraving.
50-100
maybe 100
50-500 USD or so depending on specifics
A model 765 PIONEER bolt action .22 will vary in value, depending upon condition, from EXCELLENT - $175 to FAIR - $50.
20-100 usd
Depending on EXACTLY what you have, a few hundred to multiple thousands of USD.
Impossible to value with just the serial number.
We need the model and condition, not the serial number.
what is the value of a used fillipietta black powder pistol 44 cal slt #211 024
$500