Bronze follis, 23mm, 5.62gm, issued AD 308-310. Alexandria mint.
Obv: DN DIOCLETIANO BAEATISS, Laureate, draped with imperial mantle bust facing right.
Rev: PROVIDENTIA DEORVM (ALE in ex.), Providentia standing extending hand to Quies, S and KP between.
References: Sear 12922, RIC 109.
Issued after Diocletian abdicated in 305.