Impossible to answer without a detailed description and the serial number.
Colt has never made a 45/410 pistol
the 45. colt combat commander i worth from 1100.00 to 9000.00 depending on the gun research carefully.
If you call Colt they will tell you when it was made.
made about 1907
Proofhouse.com has Colt sn data.
50-500 usd
100-500 USD
made about 1970
Priceless!
50- 200 usd
$650 to 750
do you have a selling price ??