Watch List notes:

Constantine I, 307 – 337. Heavy miliarense, Sirmium 320, AR 4.82 g. CONSTANTINVS MAX AVG Bare head of Constantine r. Rev. CRISPVS ET CONSTANTINVS CC Confronted heads of Crispus, l., and Constantine II, r.; in exergue, SIRM. C 3. Gnecchi I, p. 59, 1 and pl. 29, 8. RIC 14.
Very rare and in exceptional condition for the issue. Struck on unusually good metal
and with three beautiful portraits. Light iridescent tone and good extremely fine