Another affordable option that offers a versitile defensive/sporting firearm would be the Rossi Matched Pair single shot pistol (Though it isn't for sale in California due to the .45 LC/.410 barrel)
M.S.R.P. as quoted from Gallery of Guns is $357.00
It features a .22 LR barrel for plinking/small game hunting,and a .45 Long Colt/.410 barrel for Defensive use (.45 LC rounds and .410 Buckshot) and short range small game hunting (If used with .410 birdshot loads)
http://www.rossiusa.com/product-deta...TOKEN=57692078