Watch List notes:

Herennius Etruscus, as Caesar, 249-251. Antoninianus (Silver, 24 mm, 3.55 g, 12 h), Rome, 250-251. Q HER ETR MES DECIVS NOB C Radiate and draped bust of Herennius Etruscus to right, seen from behind. Rev. CONCORDIA AVGG Clasped right hands. Cohen 4. RIC 138. Cleaned and with a minor die break on the obverse, otherwise, good extremely fine.