320-321 AD., Constantinus I., Siscia mint, Follis, RIC 159.
Constantinus I. (Constantine), Siscia mint, officina 1, 320-321 AD.,
Æ Follis (17-19 mm / 2,80 g),
Obv.: CONSTAN - TINVS AVG , laureate head of Constantine right.
Rev.: DN CONSTANTINI MAX AVG / A SIS * , around VOT / • / XX in laurel wreath.
RIC VII, 444, 159 (C1) .