Sistema Serial Numbers

The Colt Sistema was produced by Fabrica Militar de Armas Portatiles (FMAP) in Argentina. Production began at the Esteban de Luca Arsenal in Buenos Aires, with the first pistols actually being assembled at the Domingo Matheu plant in Rosario, Argentina in 1945. It is also known as the Pistola Sistema "Colt" Modelo Argentino 1927, Calibre 11.25mm, which is basically a 1911 of 1927 vintage built on Colt equipment to Colt specifications.

Sistemas were built from 1945 to 1966, and represent one of the best deals available in a genuine GI 1911. Here are the serial numbers by year, along with the production numbers.

1945 - 6,000 - #24,001 - #30,000
1946 - 7,628 - #30,001 - #37,628
1947 - 5,000 - #37,629 - #42,628
1948 - 7,000 - #42,629 - #49,628
1949 - 5,000 - #49,629 - #54,628
1950 - 8,000 - #54,629 - #62,628
1951 - 8,011 - #62,629 - #70,639
1952 - 7,016 - #70,640 - #77,655
1953 - 2,500 - #77,656 - #80,155
1954 - 5,000 - #80,156 - #85,155
1955 - 2,500 - #85,156 - #87,655
1956 - 2,500 - #87,656 - #90,155
1957 - 5,626 - #90,156 - #95,781
1958 - 5,547 - #95,782 - #101,328
1959 - 5,000 - #101,329 - #106,328
1960 - 2,066 - #106,329 - #108,394
1961 - 1,000 - #108,395 - #109,394
1962 - 0
1963 - 600 - #109395 - #109,994
1964 - 750 - #109,995 - #110,744
1965 - 1,250 - #110,745 - #111,994
1966 - 500 - #111,995 - #112,494

More historical information is available here.