Circulating Piece.
A very rare variety appreciated by the authors of the RIC with a rarity grade of R5 denoting a unique coin.
Obverse: bust of Caesar in armor and paludamentum, wearing a laurel wreath, to the right, in the rim legend:
CONSTANTINVS IVN NOB C;
Reverse: camp gate of 12 rows of bricks, with open gate, in the rim legend:
VIRTV-S AVGG; in section RQ, in fields R-P;
Bronze, diameter 19 mm, weight 3.29 g, axis 1 h.