Depending on markings, the miltary model would come in at 1918, while the commercial model, 1970.
about 1918
Colt 1911 styles were made by a variety of manufacturers during both World Wars. More information/markings are needed for proper identification. A guestimate based on the info provided places it as a Colt produced 1911 (not a 1911a1) produced between 1915 to 1918.
A government issue Colt 1911 .45 with that serial number would be 94 years old. It was made in 1918.
An Officer and a Gentleman - 1911 was released on: USA: 26 May 1911
Your 1911 serial number indicates your 1911 was made by Colt in 1918.
A Colt army model 1911 with that serial number would be 92 years old. Produced in 1918.
1918
made 1918
Your 1911 was made by Colt in 1918.
1918
1918