Bonita pieza pishavi. Yo creo que es la RIC 127:
Constantine AE3. 320 AD. CONST-ANTINVS AVG, helmeted, cuirassed bust right / VIRTVS EXERCIT, two captives seated at base of banner inscribed VOT XX, S left, F over HL right, ASIS (crescent star) in ex.
http://wildwinds.com/coins/ric/constantine/_siscia_RIC_vII_127.jpg
Un saludo
_________________
"Qvod tibi fieri non vis, alteri non feceris"