Watch List notes:

Constantine I Silvered Ӕ Nummus. Cyzicus, AD 327-328. CONSTANTINVS AVG, laureate head right / PROVIDENTIAE AVGG, camp gate with eight layers, two turrets, no doors and star above; pellet in left field, SMKB in exergue. RIC 51. 3.05g, 18mm, 12h.

As struck. Virtually all silvering remains intact. An excellent example in pleasing style.