Valentinian III, AE4 of Rome. 425-435 AD.

DN VALENTINIANVS PF AVG, pearl diademed, draped, cuirassed bust right.
VOT-PUB, campgate, 7 rows, double dots for beacons.
S above.
Mintmark RM.

RIC X, 2126
Rare.

with permission of cngcoins.com, Sale 120, lot 312.