100-500 USD
1978-1979
100-400 USD
Your serial number dates your Smith and Wesson model 59 to the years 1977-1978.
Your Smith and Wesson model 19 was made in the year 1978 by the serial number that you have supplied.
Until @ 1978
Your serial number indicates that your Smith and Wesson model 29 was made between 1977-1978.
1978. 100-400 or so
Made in 1978
1978
Your serial number indicates that your Smith and Wesson model 59 was made between June of 1978,thru 1979.
1978-1979. Call S&W if you need it narrowed down further.
@ 1978