Watch List notes:

Constantine I. As Filius Augustorum, AD 309-310. Æ Follis (25.5mm, 6.23 g, 12h). Thessalonica mint, 4th officina. CONSTANTINVS FIL AVGG, laureate head right / VIRTVTI E XERCITVS, Virtus advancing right, holding transverse spear and trophy over shoulder; *|Δ//• SM • TS •. RIC VI 39b. Virtually full silvering, toned. Near EF.