Watch List notes:

ITALY. Papal States. Sixtus IV (Francesco della Rovere), 1471-1484. Grosso (Silver, 25 mm, 3.12 g, 7 h), Rome. SIXTVS IIII PONT MAX VRBE REST Bust of Pope Sixtus to left. Rev. VTILITATI PVBLICAE Papal tiara and crossed keys over cartouche containing the della Rovere arms; all within tetralobe. Berman 451. Muntoni 14. Rare. About very fine.