Herennius Etruscus. As Caesar, A.D. 250-251. AR antoninianus (22 mm, 5.20 g, 7 h). Rome, 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 hem of skirt. RIC 149; RSC 38. Well centered and a fine portrait. Good very fine.