I would suggest you do the following: One, get it lettered by Colt to find out in what configuration and features it left the factory. It it matches that, you will need a professional appraisal. Even if it doesn't, you still need a professional appraisal. The number of firearms from1850 that exist in an unfired state and in, I'm deducing, 100 percent condition, is extremely, extremely, extremely, extremely small, regardless of who made it.
100-500
Range 400-800 USD
What is the value of a 1850 colt black powder with ships engraved serial number33700
500-1000 USD or so
ask your question to: felix@bedians.com
serial number to high for 1911A1
1000 USD, you will have to call Colt
The Colt detective special only debuted in 1927 It was a shorten version of the Colt police positive special that debuted in 1908. What is the serial number of this Colt?
Proofhouse.com has Colt sn tables.
New win great shapeas 179.00 now 700.00
no, but I have one too ! 1 of 200
Check out Wikipedia under Colt Detective Special.