Watch List notes:

House of Hohenstaufen (1194-1268), Frederick II (King of Sicily, 1198–1250; King of Germany, 1212-1220; Emperor, 1220-1250), Half Denaro, Messina or Brindisi, 1245; BI (g 0,32; mm 11; h 9); + F ROMANOR IP, facing crowned eagle with open wings, Rv. + IERL' ET SICIL' R, cross. Spahr 134; MEC XIV -; Travaini 39a.
Rare, dark patina, good very fine.