1954-1970
Impossible to answer without a serial number.
Shipped 73-74 from the factory
You need to call S&W with the serial number to find out.
Smith and Wesson 9mm Model 39-2 Chrome finish.
S&W will tell you if you call them
With the serial number that you have provided,your Smith and Wesson model 39-2 was made in 1975-1976.
With the serial number that you have supplied,your Smith and Wesson model 39-2 was made in the year 1981.
You can request one from Smith and Wesson on their website.
Without the serial number provided(This can be found on the inside of the crane)I can only say that the Smith and Wesson model 39-2 was made from 1970-1982.If you have the letter A ahead of the serial number then this was started in the year 1970.
Your serial number indicates that your Smith and Wesson model 39-2 was made in the year 1976.
With the serial number that you have provided,your Smith and Wesson model 39-2 was made in 1976-1977.
A fine pistol.