Watch List notes:

Herennius Etruscus as Caesar (250-251). AE Sestertius, struck by Trajan Decius. Obv. Q HER ETR MES DECIVS NOB C. Bare-headed, draped and cuirassed bust right. Rev. PRINCIPI IVVENTVTIS SC. Herennius standing left, holding standard and spear. RIC (Trajan Dec.) 172. C. 34. AE. g. 19.27 mm. 31.50 RR. VF/Good VF. Very rare. Perfectly struck on a broad, exceptional medallic flan. Dark green patina.