Your light weight commander was produced in 1978.
my guess would be late 1970's
1968
1966
1953
Produced about 1950.
The records I have show a Colt combat commander with serial number CLW0015879 as being produced in 1972.
Sometime after 1951 .
1968
Made in 1950.
If it is CLW0037116,it was after1978
Made in 1970
Production date was 1968.