50-500 uSD
It depends on which exact version (there are several different versions of the 226). If it is in fair shape, it can be worth $300 to over $1000, depending on the model.
9mm
Best left to a SIG trained armorer.
SIG sn's are not in the public domain. You will have to call them.
50-500 usd
50-500 usd
100-600 depending on specifics
100-1000 USD depenidng on specifics
Sig Sauer is the Manufacturers and distributors of ''SIG SAUER'' handguns, Blaser, Sauer and Mauser rifles.
200-450 USD
100-1000 depending on specifics
50-500 usd