HERENNIUS ETRUSCUS, as Caesar. 250-251 AD. AR Antoninianus (21mm, 3.88 gm). Q HER ETR MES DECIVS NOB C, radiate and draped bust right / PIETAS AVGVSTORVM, sacrificial implements. RIC IV 143 (Trajan Decius); Hunter 7; RSC 14. Superb EF, exceptional strike.
