Ancient - Greek & Roman,BYZANTINE EMPIRE: Constans II Pogonatus, with Constantine IV, 654-668, AV solidus (4.39g), Constantinople, S-959, 6th officina, bearded and crowned bust of Constans II facing, with Constantine IV to the right, smaller and beardless, both wearing chlamys, cross in right field, D N CONSTAN-TINVS C C[ONSTAN] // cross potent on three steps, VICTORIA [AVGV] ς CONOB below, some luster, graffito in reverse field, VF-EF.