ER537 - Crispus, as Caesar (A.D. 317-326), Bronze Follis, 3.08g., 21mm, London mint, A.D. 321, helmeted cuirassed bust of Constantine right, CRISPVS NOBIL C, rev., globe on altar inscribed VOTIS XX in three lines, three stars above, BEATA TRANQVILLITAS, PLON in exergue,  P A in field (RIC 218), good very fine, rare. $145 SOLD