312-313 AD. Constantine I Follis Thessalonica. Obv: IMP C CONSTANTINVS PF AVG, laureate, draped and cuirassed bust right. Rev: IOVI CONSERVATORI AVGG NN, Jupiter standing facing, head left, chlamys hanging from left shoulder, holding Victory on globe and leaning on sceptre, eagle with wreath left, mintmark dot TS dot B dot in ex.