Dating sw model 10
when the frame was made or the complete revolver was assembled.
I should note here also that S&W has currently suspended the factory letters until Mr.
Hud's date (1975) agrees with the SCSW, but as always only a factory letter will provide an exact shipping date.
Value is dependant on a bunch of factors, region, actual condition (impossible to judge without the gun in hand) - the original box, papers and tools will always help, but S&W made a bunch of 10-5's from 1962 to 1977 and NIB ones are not that hard to find.
A G19 mark on the yoke or in the frame cutout is most likely a assembly number or inspectors/foreman's mark, a G19 stamped on the backstrap would be a rack number for a police dept, prison, etc. My Smith & Wesson Model 10-6 with a 4" heavy duty barrel, purchased new in 1973, has a serial number in the 758XXX range.
I'm having difficulty understanding how your Model 10-5 with an earlier serial number could have been manufactured up to two years after mine was.
Clermont - No, serial numbers were not sequential, and serial numbers cannot really determine date of "manufacture".
Smith and Wesson revolvers were not necessarily assembled nor shipped in serial number sequence.
Guns with sequential serial numbers can be found which were actually shipped decades apart.
S&W apparently also used "first in - last out" for removing completed revolvers from the vault to fill orders.
Only a factory letter can provide an exact "ship date", there are no internal factory records currently available to indicate "date of manufacture", i.e.