Bronze follis, 18mm, 3.08gm, issued AD 317 Rome mint.
Obv: DIVO CONSTANTIO PIO PRINCIPI, Veiled, draped bust facing right.
Rev: REQVIES OPTIMOR MERIT ([R]T in ex.), Constantius seated left on curule chair raising right hand and holding traverse sceptre.
References: Sear 16430, RIC 105.
Scarce.