Herennius Etruscus. As Caesar, A.D. 250-251. AR antoninianus (24.8 mm, 2.99 g, 1 h). Rome mint, struck A.D. 250. Q HER ETR MES DECIVS NOB C, radiate and draped bust of Herennius Etruscus right / SPES PVBLICA, Spes advancing left, holding flower and raising hem of dress. RIC 149 (Tr. Decius); RSC 38. VF, edge nicks.