NOT by serial number, but to ascribe a date to any Italian-made firearm, look for a little rectangular cartouche containing two letters. They are a date code for the year of proofing, which, in Italy, is the year of manufacture, as Italy is part of the CIP organisation
If you post them here, we'll tell you how old your gun is.
No need to sign up for anything - all you need to know is right here for free.
tac