Crispus. Caesar, A.D. 317-326. Æ follis (20 mm, 3.03 g, 6 h). Cyzicus, A.D. 325/6. FL IVL CRISPVS NOB CAES, laureate, draped and cuirassed bust of Crispus left / PROVIDEN-TIAE CAESS, camp-gate surmounted by two turrets; above, star; SMKB·. RIC 36; LRBC 1173. Dark green patina, minor roughness. Extremely fine.