Watch List notes:

Auction 88 Part II
The Roman Empire
Nigrinian, son of Carinus

Antoninianus 283-284, billon 3.43 g. Radiate head r. Rev. Eagle standing facing with spread wings, head l. In exergue, KAA. C 2. RIC 472.
Rare. Dark tone and about extremely fine

Ex NAC sale 72, 2013, 746.