ITALY, Napoli (Kingdom). Carlo I di Spagna (Carlo V, Sacro Romano Impero). 1516-1554. AR Mezzo ducato (34.65 mm, 13.82 g). Napoli mint. Struck 1548-1554. CAROLVS V ROMA IM Laureate and cuirassed bust right, slight drapery on far shoulder; (IBR) to left. Rev. R ARAGO VTRIVS S Crowned double-headed eagle with crowned coat-of-arms on breast. MIR 135; Pannuti-Riccio 14. Toned, Extremely Fine.