The lower the serial number the younger the pistol is
that would depend on overall condition and when it was made. by furnishing the serial number it can be determined when pistol was made...............
The date of manufacture is determined by the Colt model type and serial number. See: www.proofhouse.com/colt/index.html
Made 15-17 years ago.
What model?
NO
Depends on the model and serial number.
You will have to call the factory
1978
Impossible to do with just the sn.
1911 model pistols , by all manufactures, used serial numbers to date the manufacture date of their pistols. therefore, to obtain the date of any 1911 pistol you have to furnish a serial number.
Will need model name to answer.
PC0327