Watch List notes:

Herennius Etruscus. As Caesar, AD 249-251. AR Antoninianus (20.5mm, 3.66 g, 12h). Rome mint, 3rd officina. 3rd-4th emissions of Trajan Decius, AD 250. Radiate and draped bust right / Emblems of the pontificate: aspergillum, simpulum, guttus, patera, and lituus. RIC IV 143 (Decius); RSC 14. Toned, slight porosity. VF.