Call S&W and they can tell you when it left the factory
@ 1976
@1976.
K130218 was produced in 1951
You will have to call S&W to find out.
You can't tell the model number by this serial number.
Impossible to answer without the serial number.
Call S&W and they will tell you.
1923
Can't be answered without a DETAILED descripiton of ALL markings.
You will have to call S&W
100-400 USD depending on condition.
Provide a detailed description of ALL markings, serial number, model number.