Watch List notes:

Constantine II, as Caesar, Æ Nummus. Nicomedia, AD 328-329. CONSTANTINVS IVN NOB C, plain-diademed, draped and cuirassed bust right / PROVIDENTIAE CAES•, camp gate with two turrets, no doors, star above; SMNA in exergue. RIC - cf. 157; cf. VAuctions, Auction 252, 16 September 2010, lot 130. 3.00g, 18mm, 12h.

Extremely Fine. Extremely Rare and apparently unpublished.

From the Brian Henry Grover Collection, collector's ticket included;
Acquired in 1981.