Check the frame
1899
You will have to call Colt to find out.
about 1905
Impossible to answer without a detailed description.
open the cyl and number is on the frame
your colt single action army was made in 1901.
Proofhouse.com has Colt sn data.
my rifle is a 32 wcf serial number 344802
According to your serial number ..Your lever action was Manufactured in 1930. The letters wcf: Winchester Center Fire
Depends on condition. 100-1000 USD
1906.
50-350 usd