Anywhere from 100 to multiple thousnands of USD
9mm and 380 use the same diameter projectile, .355 inch
100-1000 without more information.
100-1000 or so
plenty of difference the ppks is a shortened version of the walther pp - it is not a ppk - thanks to stupid govt regulations
The PPK/s is a PP with a PPK slide.
1969-1984
no published sn data.
Someone on the P38forum.com might have access to that kind of data.
You might have better luck on P38forum.com
It's not designed to do so. (No.)
No such serial number in the PPK/S range.