.175 cal. BB CO2 semi-auto brown plastic stock 22"barrel Mfg. 1972 to 1980 prices fluctuate between $120 (poor) to $300 sometimes more. very desireable vintage airgun!
Smith and Wesson will tell you if you call them
If you call S&W, they will tell you when it left the factory.
Standard Catalog of Smith and Wesson.
Call Smith and Wesson with the serial number and the will tell you.
Unless you provide the sn, the best I can tell you is that it was made sometime between 1972-1976.
By the features.
No such model listed in the Standard Catalog of Smith and Wesson. You will need to call the factory.
Call S&W, they will tell you.
By the size and features
Call Smith and Wesson and they will tell you. Post a detailed description and list the sn and someone will be along to help you if possible.
Call Smith and Wesson and they will tell you. The Blue Book of Gun Values has some sn data.
Call S&W and they will tell you when it left the factory.