500 USD
We need more info to answer. Is this a non-firing replica- or a firing 1911A1 made by another company?
military production of the 1911A1 ended at # 2693613 (1945) not sure who would have reproductions date for the 1911A1 but you can call the Colt factory and ask; 1-800-962-2658
Proofhouse.com has Colt sn data.
made by Colt for the US Navy in 1942
value depends on overall condition.................
value of any firearm depends on overall condition..........................
Your colt 1911a1 was made by colt in 1945.
1943 by colt
made by colt in 1943
made by colt 1918
It was made in 1945 by Colt.
serial number to high for 1911A1