Watch List notes:

House of Hohenstaufen (1194-1268), Frederick II (King of Sicily, 1198–1250; King of Germany, 1212-1220; Emperor, 1220-1250), Multiple of Tarì, Messina or Brindisi, 1220-1250; AV (g 3,29; mm 13; h 9); F IMPERATOR, eagle, with open wings and head l.; above, two pellets, Rv. Cross; at sides, IC XC NI KA. Spahr 97; MEC XIV, 513.
Rare for the weight, about extremely fine.