No such sn in the Diamondback series
According to profhouse.com, it was produced in 1977
That was 1971.
In 1969, Colt produced approximately 3,500 Diamondback revolvers chambered in .38 caliber. The Diamondback was introduced in 1966 and gained popularity for its design and performance. The production numbers varied each year, with 1969 being one of the years with a notable output.
Around 1968.
Around 1967.
That Colt python was produced in 1981.
You will need to call Colt to find out.
Made in 1967.Second year of production.
The records I have only go up to 1978 starting with D13901 so some time after that.
YOu need to call Colt
Your colt huntsman was produced in 1973.
Your Colt Lawman revolver was made in the year 1972.