Unlike other firearms makers, there are hardly any books that timeline SIG model introduction. The only book I know of was done in 2004 by Gun Digest and Mas Ayoob.. The ST has been around at least since then. Best bet is to call SIG
e Germany
50-500 usd
AFAIK, no.
You will have to contact SIG. Some things depend on when the weapon was made.
You have to call SIG
You call Sig Sauer
You have to call SIG to find out.
You will have to call SIG to find out.
50-500 usd
According to the Sig website, the 220 match has a longer barrel and adjustable target sights.
Around $700. 100-700 depending on specifics and coniditon
Without a detailed description of all markings, it is impossible to answer.