Silvered bronze antoninianus, 19mm, 3.47gm, issued AD 280/281 Siscia mint.
Obv: IMP C M AVR PROBVS PF AVG, Radiate, draped bust facing right.
Rev: CLEMENTIA TEMP (XXI in ex.), Emperor receiving globe from Jupiter, K᛫ between.
References: see Sear 11960, RIC 645.