According to the Sig website, the 220 match has a longer barrel and adjustable target sights.
e Germany
AFAIK, no.
You call Sig Sauer
You have to call SIG
You will have to call SIG to find out.
50-500 usd
You have to call SIG to find out.
Without a detailed description of all markings, it is impossible to answer.
100-1000 USD depenidng on specifics
@ 20 yrs old
100-600 USD depending on condition.
You will have to call SIG to find out. No published data.