Bronze AE3, 19mm, 2.66gm, issued AD 324/325 Cyzicus mint.
Obv: CONSTANTINVS AVG, Laureate head right.
Rev: PROVIDENTIAE AVGG (SMKΓ in ex.), Camp gate with two turrets, without doors, with varying number of stone layers; star above.
References: Sear 16261, RIC 24.
