Constantine II AE follis of Rome, AD 338-340.

VIC CONSTA-NTINVS AVG, laurel and rosette-diademed, cuirassed bust right.
GLORIA EXERCITVS, two soldiers facing each other, each holding spear and resting hand on shield, one standard between them.

Mintmark R ivy leaf P.

RIC VIII Rome 2; Sear 17420.
Very rare, rated R3.

Contributed by John Olding, Nov., 2023