Depending on condition, and blued or stainless, about $400.
The Ruger website shows that serial number range to be late 1974 to early 1975.
Moses Magnum was created in 1975.
Justin Magnum was born on August 25, 1975, in South Africa.
50-125
300-500 depending on if "mint" is really "mint"
The serial number indicates that the gun is a K frame model made in 1975. You need to provide more detail: model number (open cylinder and check model number stamped on crane), barrel length, finish, etc. Without that information, no estimate can be given.
1975
Made in 1975.
Your serial number indicates that your Ruger Single Six was made in late 1975.
@ 1975
1975
A short-barreled version of the Safety Hammerless revolver manufactured from 1968 to 1975. The Safety HAMMER Revolver.