Call S&W and they will tell you when it left the factory.
when was this luger Mfg,Serial # 2869
No serial number provided = no way to answer.
by the serial number
1987
You will have to call Glock with the serial number.
1953
No such Colt model
It should be marked on the barrel or frame.
Date of Mfg. is 1947
Serial number indicates a mfg date of 1895.
You will have to call Colt with the serial number to find out.
You will have to call S&W with the serial number and ask.