if your colt 25 auto is a model 1908 hammerless,it was made in 1927.
You will have to call Colt since you did not provide the serial number.
If you are looking for age, a Colt 1903 hammerless .32 with that serial number was made in 1916.
Your colt junior 25 auto was produced in 1962.
A Colt 1908 hammerless .25 with that serial number would be 90 years old. Made in 1920.
your colt 25 cal semi-auto was made in 1972.
What is the age of a Colt rifle serial SLD25319
By it's serial number. Go to: www.proofhouse.com
You will have to call Colt with the serial number to find out.
What is the age of a Colt Cobra with a serial number 58472-LW
Proofhouse.com has serial number tables for Colt.
The age and value of a colt .45 peacemaker serial 180356 are about 1900
That Colt was made in 1891. Colt started with serial number144000 in 1992.