100-400
50-350 usd
I assume used but good condition? $400-$450
100-400 usd or so
Call Ruger and they will tell you when it left the factory.
Ruger has extensive serial number data on their website.
50-500 usd
Ruger's website has extensive serial number data for all to look up.
You can find serial number data on Ruger's web site
The Ruger Blackhawk serial 35-46503 is?æa 357 Magnum Revolver. It was most likely manufactured in 1961. More information on the gun with that?æparticular serial number can be provided by the manufacturer.
50-500 depending on specifics
100-1000 USD
Impossible to answer without the serial number. You can, however, call Ruger or visit their webiste and find out.