Worth about $300, depending on condition. Ruger website, customer service, has dates of production by model and serial number.
300 or so
50-350 USD or more depending on specifics
200-300
50-250 usd
25-325 usd
100-300 USD or so
50-250 usd
It is a revolver. Value about $250, depending on exact model and condition.
10-200 usd
You will need to include the whole serial number to get the answer that you seek.
Between $250-$300- but my references list that with a 6 inch bbl as longest. Sure about the 8 inch?