In 1969, S&W switched to a numbering system where the model number included a "dash" number to indicate engineering changes (e.g., Model 19-3). During this era, serial numbers began with "3K," "4K," "5K," etc., and eventually moved into the "K" series serial numbers.

Around 1957, S&W began stamping "MOD 19" inside the crane area. The serial numbers continued with the "S" prefix.

: The primary and most authoritative serial number is stamped on the bottom of the grip frame (the butt) . If your revolver has oversized "target" wood grips, you may need to remove them to see this number.

Smith And Wesson Model 195 Serial Numbers Install -

In 1969, S&W switched to a numbering system where the model number included a "dash" number to indicate engineering changes (e.g., Model 19-3). During this era, serial numbers began with "3K," "4K," "5K," etc., and eventually moved into the "K" series serial numbers.

Around 1957, S&W began stamping "MOD 19" inside the crane area. The serial numbers continued with the "S" prefix.

: The primary and most authoritative serial number is stamped on the bottom of the grip frame (the butt) . If your revolver has oversized "target" wood grips, you may need to remove them to see this number.