you would need the model number as well as serial number.
You will need to call S&W or provide a DETAILED description of ALL markings. Need caliber, barrel length and number of screws.
The lower the serial number the younger the pistol is
What model?
Depends on the model and serial number.
NO
1978
Go to: www. proofhouse.com with serial number.
Will need model name to answer.
1918
PC0327
what is the SERIAL NUMBER ??????????
Impossible to do with just the sn.