No way to answer without a sn and detailed description.
You will have to call S&W and give them the sn to find out.
The Smith and Wesson model 4053 was made from 1991-1998.
Standard Catalog of Smith and Wesson.
Made @ 1950.
The Smith and Wesson model 10-7 was made in the year 1977.
1980
smith and Wesson has a collectors site, Google it.
Smith and Wesson made the model 686-3 from 1988-1992.
You will need to add the model of Smith and Wesson to your serial number to get the correct year of manufacture.
Without a detailed description of all features and markings, to include the serial number, the question can't be answered. It could be 10-1000 USD
Your smith and Wesson model 64-3 was made from 1977-1987.
1953