Constantine I  AD 306-337 Follis 
Obv: IMP C FL VAL CONSTANTINVS PF AVG - Radiate bust right, draped 
and cuirassed Rev: IOVI CONS-ERVATORI - Jupiter standing left, 
holding Victory on a globe and sceptre, at feet, left, an eagle with 
wreath in beak, at right, a captive. Exe: SMHB / "x" over | II 
(gamma) Heraclea mint: AD 321-324 = RIC VII, 51 (B = r2) Rare, page 
548/ 2.58 g.