Note: I actually found this coin in an uncleaned lot.

Constantine I, billon (roughly 25% percent silver) AE3, 313, Trier, 1 Officina
IMP CONSTANTI_NVS AVG
High-crested helmet, two pellets in crossbar and three pellets in both helmet fields, draped, cuirassed, bust left, spear over right shoulder, mappa in left hand
VICTORIAE LAETAE PRINC PERP
Two Victories, standing facing each other, inscribing shield with VOT | PR set on altar with box design
PTR in exergue
18mm x 19mm, 2.65g
RIC VII, 208a (R3) (In Error - See Post below)