A mint was first established at Ticinum by the transfer of the mint from Milan in AD 275. It remained open until AD 326, when it was closed by Constantine the Great.

Constantine II Hover to enlarge Constantine II

Constantine II
Mint: Ticinum
316/317 AD
AE 3
Obvs: CONSTANTINVS IVN NOB CAES, Laureate draped and cuir right.
Revs: CLARITAS REIPVBLICAE, SOL advancing holding whip. P to left, TT in exergue.
19mm, 3.90g
Order # RI 224
Ref: RIC VII 80