Papal States, Bologna. Sixtus V. 1585-1590. AR giulio (26.8 mm, 3.09 g, 5 h). . SIXTVS · V · PONT · MAX, tiara and crossed keys atop arms / St · PETRONIVS DE ·BONOIA (sic.), St. Petronius, nimbate, standing facing, head left, holding castle in crook of right elbow and crozier in left hand; at his feet, arms to right and left. Berman 1363; Munt 100. Fine.aFine, full-flan, medium dark gray toning. Scarce.