Watch List notes:

House of Hohenstaufen (1194-1268), Frederick II (King of Sicily, 1198–1250; King of Germany, 1212-1220; Emperor, 1220-1250), Denaro, Messina or Brindisi, After 1245; BI (g 0,78; mm 16; h 6); + F ROMANORVM, in field, IMPR, above, ΩΩ, Rv. + IERSL' ET SICIL' R, cross; in field, four crescents. Spahr 135; MEC XIV, 560-561; Travaini 40.
Green patina, good very fine.