You will have to call COLT and provide them the sn.
where was the colt gold cup national match serial #70n51714 made
1991
Colt gold cup national match .45 with that serial number was produced in the first year of production, 1957.
You will have to call Colt to find out.
Colt gold cup national match .45 with that serial number was produced in 1961.
You will have to call Colt to find out.
Call Colt
You can find out at Proofhouse.com in the Colt tables.
about 1977..................
1975
Colt gold cup national match .45 with that serial number was manufactured in 1970.
You will need to call Colt to find out.