Watch List notes:

Hostilian. As Caesar, AD 250-251. Æ Sestertius (28mm, 14.67 g, 11h). Rome mint, 5th officina. 5th emission of Decius, AD 251. Bare-headed and draped bust right / Hostilian standing left, holding signum and reversed spear. RIC IV 216a; Banti 7. Near VF, dark gray patina, earthen deposits, doubling on reverse is responsible for two signa instead of one signum.