Constantine II, AE follis, Trier. AD 322-323.

CONSTANTINVS IVN NC, laureate, cuirassed bust left, holding 
shield (decorated with two soldiers), spear over shoulder 
and horse by the bridle.
BEATA TRAN-QVILLITAS, globe on altar inscribed VO-TIS-XX, 
three stars above. 

Mintmark dot PTR dot.

RIC VII Trier 388; Sear 17156.
Extremely rare, rated R5.

From Tom Cederlind catalog 150.