10-10000 USD depending on specifics.
A Colt single action 1860 army with that serial number was made in 1866.
If it is Colt single action army, then it was made in 1889.
Your colt single action army dates to 1881 with the serial number you provided.
If this is a Colt single action army, it was made in 1874.
eBay
My records indicate that your 45 colt single action army was made in 1883.
A few hundred to tens of thousands of USD depending on EXACTLY what you have.
Your colt single action army was made in 1906.
Look on the frame
100-1000 usd
your colt single action army was made in 1901.
your colt single action army was made in 1902.