Bronze follis, 22mm, 3.1gm, issued AD 312/313. Thessalonica mint.
Obv: IMP C CONSTANTINVS PF AVG, Laureate, draped and cuirassed bust facing right.
Rev: IOVI CONSERVATORI AVGG NN (TS·B· in ex.), Jupiter standing left, chlamys across shoulder, leaning on sceptre, Victory on globe in right hand; eagle holding wreath to left.