According to Rocketman's price charts based on prices realized at auction, depending on the specifics involved, between $1200 and $1700.

That is assuming a Brand Value 3 (lesser maker), Original Quality of 7 (Border engraved ejector or 1/3 engraved non ejector) and Current Condition of 3 or 4 (significant to heavy use but no abuse).

The world cries out for such: he is needed & needed badly- the man who can carry a message to Garcia