The bronze coin, from the locality Interrios in Tonara (NU), measures 1.7 cm in diameter. The obverse shows the bust of the emperor with laurel wreath, facing right. Around it is the inscription “COSTANTINVS IVN NOB C” or Constantinvs ivnior nobilis caesar, eldest son of Constantine I the Great. The reverse depicts two soldiers with spears and military insignia with the inscription “GLORIA EXERCITVS” around them. The lower part shows the mint mark of issue, which is partially legible (AQS?=Aquileia second workshop?). The find can be dated between 330 and 335 AD.