There is no way to answer since you did not provide a serial number. You can call Colt and they will tell you. The Blue Book of Gun Values has sn data as does the Colt website.
You will need to call Colt to find out.
1957
I would have to guess around 1978/79 My book only goes up to 1977.......
Colt gold cup national match .45 with that serial number was produced in the first year of production, 1957.
Don't know the value,but was produced around 1950
Colt gold cup national match .45 with that serial number was produced in 1961.
Your Colt 1911 national match was made in 1963.
The Colt Gold Cup National Match .45 with serial # 5219NMwas produced in 1959. made about 1959
if in shooting condition I'd offer $500
your colt mark IV series 70 national match was made in 1972.
Your gold cup NM was produced in 1976.
is the a pistol or revolver ??