Depend on who made it and is it an original or Italian copy.
In perfect condition, $100.00
20-100
50-200 usd
10-100 usd
20-60 or so
25-50 USD
15-75 dollars
50-400 or so
25-100
100-450 or so
What caliber? Most of them are junk. Considered a Saturday night special
50-100 depending on condition