It would be 90 years old. If it is a Colt 1903 hammerless .32 , it was made in 1921.
Proofhouse.com has Colt sn information.
about 1922
Around 1921 for a 1903 colt hammerless .32 with that serial number.
87 yrs old
Revolver or semi-auto?
If the question you are asking is about a colt model 1911 semi-auto 45acp? then with that serial number your colt was a commercial model made in 1916.
A Colt 1908 hammerless .25 with that serial number would be 90 years old. Made in 1920.
In order to tell how old your Colt 25 semi auto pistol is, you will need to offer the serial number. This number gives you an idea of when the pistol was manufactured.
You will have to call Colt with the serial number.
You will have to call Colt with the serial number to find out.
You must provide the serial number or call Colt and ask.
Double stamping has and continues to happen on occassion.