Watch List notes:

House of Hohenstaufen (1194-1268), Conrad I (King of Sicily, 1250-1254), Denaro, Messina, 1250-1254; BI (g 0,64; mm 15; h 6); + CONRADVS, cross with two lozenges, Rv. + IERL ET SICIL, RX, above Ω. Spahr 155; MEC XIV, 585-589a; Travaini, 52.
Dark patina, about extremely fine.