Watch List notes:

Hostilian, as Caesar, 250-251. Antoninianus (Silver, 22 mm, 4.29 g, 12 h), Rome, 251. C VALENS HOSTIL MES QVINTVS N C Radiate and draped bust of Hostilian to right. Rev. PRINCIPI IVVENTVTIS Hostilian, as prince of the youth, standing left, holding standard in right hand and spear in left. Cohen 34. RIC 181d. A splendid example with excellent detail. Minor flan faults on the obverse, otherwise, virtually as struck.