Coin depicted roughly twice actual size*

AE3 of Constantine I

Bronze AE3, 20mm, 3.31gm, issued AD 324/325 Sirmium mint.

Obv: CONSTANTINVS AVG, Head of Constantine I, laureate, right.

Rev: SARMATIA DEVICTA (SIRM in ex.), Victory, winged, draped, advancing right, holding trophy in right hand and spurning seated captive with left hand.

References: Sear 16286, RIC 48.