No sn data available in the public domain that I am aware of.
not likely anyone keeps data on re-pro black powder pistols................
Proofhouse.com has Colt serial number tables you can look at.
Look on the butt of the revolver
Look on the butt of the revolver.
Open the cylinder and look at the frame that is usually hidden by the crane. The serial number is stamped on the frame.
look inside the cylinder housing frame toward the front.
Need the model type to answer or go to proofhouse.com and look it up.
look for a copy of the Blue Book of Gun Values
Without model name cannot tell. look it up at proofhouse.com
Proofhouse.com has sn tables you can look it up on.
Look on the butt.
Go to the Ruger website, look under Customer Service, Historical Data, revolvers, your model- and there is a serial number listing.