Watch List notes:

Valerian I, 253-260 Antoninianus Samosata 256-260, AR 21.00 mm., 2.78 g.
Radiate, draped and cuirassed bust r. Rev. Emperors standing facing each other, sacrificing over altar between them, Emperor on l. holding eagle-topped sceptre, Emperor on r. holding parazonium. C 152. RIC 285 (Antiochia).

Very fine