Watch List notes:

Constantine I, 307-337 Follis Nicomedia circa 312, Æ 20mm., 3.72g. Laureate head r. Rev. Genius standing facing, head l., pouring libation from patera over small, lighted altar and holding cornucopiae; in r. field, star on Δ and in exergue, SMN. RIC 74c.

Extremely rare, Extremely Fine.