Check the auction sites for one similar to yours to see what they are bringing price wise.
0-500 usd
50-300 usd
value depends on overall condition. perhaps $350 - $500
no it would lose value if reblued.they are worth more if all original.
what ever value to be had on your Colt 1917 has been lost due to cut down barrel and cut trigger guard. the 1917 could range, depending on condition, $400 to $800
No collector value. The 1917 was never chambered in 357 magnum.DO NOT SHOOT IT UNTIL A GUNSMITH CHECKS IT OUT!If you want to know how it left the factory, you will have to get it lettered.
Condition, Condition, Condition. Usually in the $300-$600 range
50-500
made about 1918
1915
Usually in the $300-$600 range
made by colt about 1917