Watch List notes:

Nigrinian (died 284 AD). BI Antoninianus, Rome mint, 284-285. Obv. DIVO NIGRIANO. Head of Nigrinian, radiate, right. Rev. CONSECRATIO. Eagle, standing front, head left. RIC V Carus 472. BI. 3.12 g. 22.00 mm. RR. Good F.