Watch List notes:

Constantine I (AD 307-337), follis, London, c. AD 312, CONSTANTINVS PF AVG, laur. and cuir. bust r., rev. MARTI CON-SERVATORI, Mars standing r., helmeted and in military dress, holding reversed, spear, l. hand on shield, star in l. field (RIC.254), very fine
(10-20 GBP)