Constantine II AE Follis. 322-323 AD. Trier. 

Obv: CONSTANTINVS IVN NOB C, laureate, draped bust left, holding Victory and mappa.
Rev: BEATA TRAN-QVILLITAS, large globe on an altar inscribed VO / TIS / XX in three lines, three stars above, dot STR dot in ex. 

RIC VII Trier 382, rated R3.

Roma Numismatics, May 2009.