Trying to put a value on anything with just the limited information provided is hard to do. Value depends on a combination of many factors. You have only provided the most generic description. Without a detailed description to include, finish, barrel length, overall condition, stock material, sights, box, original paperwork and any accessories, only a general estimate can be given. This weapon could be in the 100-1000 USD price range.
The value of a Smith and Wesson 11590 revolver 22 long rifle CTG depends on its condition. This gun in excellent condition is valued between 425.00 and 575.00 as of 2014.
50-450 usd
50-200 usd
@1973
100-450 USD
50-300 uSD
100-400 USD
100-300 USD
50-500 usd
'ctg' cartridge
Impossible to answer without a detailed description.
This is for SMITH and WESSON firearms.