This coin has a dot in the left field, but RIC does not list any coins like this…the closest is Siscia 202. Maybe the dot is an engraving error or something left over from the engraving process, or maybe it is an unlisted issue.
Constantine II
A.D. 326-7
20mm 3.5gm
CONSTANTINVS IVN NOB C; Laureate.
PROVIDEN-TIAE CAESS; camp gate with two turrets and star between them. Dot in left field.
in ex. dot Delta SIS dot
cf. RIC VII Siscia 202
