Watch List notes:

Herennius Etruscus, as Caesar, 249-251. Antoninianus (Silver, 22 mm, 4.76 g, 5 h), Rome. Q HER ETR MES DECIVS NOB C Radiate and draped bust of Herennius Etruscus to right, seen from behind. Rev. PIETAS AVGG Mercury standing front, head to left, holding purse in his right hand and caduceus with his left. Cohen 11. RIC 14b. Struck from a slightly worn obverse die, otherwise, virtually as struck.