1961-1966. Call Smith and Wesson and they can tell you when it left the factory by the serial number.
With the serial number that you provided,your Smith and Wesson model 28-2 was made in the year 1973.
1980
The smith and wesson model 18-3 was made from 1967-1976.
The Smith and Wesson model 10-7 was made in the year 1977.
The Smith and Wesson model 4053 was made from 1991-1998.
The Smith and wesson model 36 was made from 1957-1966.The model 36-1 was started in 1967.
Your Smith and Wesson model 10 was made between 1982-1983,with the 3 letter prefix to your serial number.
The Smith and Wesson model 19-5 was made from 1982-1985.
The Smith and Wesson model 915 was made from 1992-1994.
Not a model that they made.
Your smith and Wesson model 64-3 was made from 1977-1987.
No such model number.