If you mean a Sturm Ruger, about 300 USD
Storm ruger 44 magnum 10 inch barrel What is it worth
You can look up the serial number on ruger's website
Depending on condition, and blued or stainless, about $400.
100-400 USD depending on specifics
Ruger uses a model number, such as 0804, but the suggested retail price of a new Super Blackhawk stainless 44 Mag is $829.
Well the mini 14 comes in stainless steel. That is made by Ruger. There is also a Ruger 22 cal. stainless steel rifle.
You will have to call Ruger to find out.
If the Ruger site is up, it has sn data.
No such model exists. The .357 Magnum cartridge was not put into production until 1935, and Ruger was not established until 1949.
It can use either 44 magnum or 44 special
399.00 dollars
Ruger's website has sn data, if it is working.