I just bought one for 230$ but it was mis marked at the pawn shop for a 380. Below is a link to some I found online for sale with values. I have the third one down. Pretty good value. It says they are scares WW1 guns. First model pisol from beretta. Check it out.
http://www.collectiblefirearms.com/PistolsBeretta.html
Around $375, depending on exact model and condition.
If you want an estimate of value then you will have to state the model and the condition of the pistol.
50-500 depending on specifics
value of a beretta model 413
About $500, depending on condition.
$300-400, depending on condition and exact model.
Check the Beretta website.
A copy of R. L. Wilson's book on Beretta will assist you.
100-300 or so
0 To 400.00
75-200 USD
10-200 usd