BYZANTINE EMPIRE. Leo V the Armenian, with Constantine. A.D. 813-820. Æ follis. 2.59 gm. 18 mm. Syracuse mint. Crowned and draped bust of Leo V facing, holding cross potent; star to right / Crowned and draped bust of Constantine facing, holding globus cruciger; C - I flanking. SB 1636. DOC 17. Near Extremely Fine; matte black patina.