Watch List notes:

Constantine I Silvered Ӕ Nummus. Heraclea, AD 318-320. IMP CONSTANTINVS AVG, laureate, draped and cuirassed bust left, holding mappa in right hand and sceptre over left shoulder / PROVIDENTIAE AVGG, camp gate with six layers, three turrets and no door; pellet in right field, SMHB in exergue. RIC 28. 3.45g, 19mm, 6h.

As struck. Virtually all silvering remains intact. An excellent example.