Watch List notes:

Herennius Etruscus, as Caesar, AR Antoninianus. Rome, AD 250-251. Q HER ETR MES DECIVS NOB C, radiate and draped bust to right / PIETAS AVGG, Mercury standing to left, holding purse and caduceus. RIC IV 142b (Decius); RSC 11. 4.17g, 22mm, 6h.

Extremely Fine.

From a private UK collection.