It was manufactured around 1976, so it's not going to be worth a lot more then when it was purchased. Also, the condition it's in will decide what its value is.
1877 if it's a Single Action Army. Nothing special about the serial number.
100-1500 USD depending on specifics
100-1500 USD depending on specifics
22 cal. single action colt frontier serial# 34170K was made in 1968
A Colt single action 1860 army with that serial number was made in 1866.
Your colt single action army dates to 1881 with the serial number you provided.
around 1882. Value depends on what shape it's in.
your colt single action was made in 1970.
Army special & officers model officers model special single action army & bisley revolvers police positive .38 bankers special police positive special & detective special
If it is Colt single action army, then it was made in 1889.
A Colt single action army (Pre-War) with the serial # 305068 would have been produced around 1908.
If this is a Colt single action army, it was made in 1874.