Watch List notes:

Hostilian as Caesar (250-251 AD). AR Antoninianus, Rome mint. Obv. C VALENS HOSTIL MES QVINTVS NC. Radiate and draped bust right. Rev. PIETAS AVGVSTORVM. Simpulum, sprinkler, patera and lituus. RIC 179. C. 25. AR. g. 3.28 mm. 21.00 R. Rare and nice. EF/Good VF.