Colts serial number database lists only the Combat Commander, and they have no serial numbers that begin with "CJ", though for a number of years the Combat Commander had serial numbers that began with "CL"
Take a look at www.proofhouse.com for colt and browning serial numbers. estimated mfg. date 1975.......................
Colt combat commander with sn 10555LW was produced in 1951.
"SC" stands for the finish, which is satin nickel. A Commander with "BS" in the serial number had a blued steel finish.
your colt combat commander was made in 1972.
That Colt combat commander 70BS69785 was produced in 1978.
Can't find a serial number listed for combat commander starting with fos.
Production date 1977.
Production date was 1977.
Production date was 1976.