Coin from the collection of prof. Bartosz Awianowicz.
Roman Imperial
Valentinian II (375–392), Follis 378-383, Constantinople mint
Obverse: pearl-diademed, draped, and cuirassed bust right
D N VALENTINIANVS IVN P F AVG
Reverse: Constantinopolis seated facing, holding globe and spear, O in right field, CONSA in exergue
CONCORDIA AVGGG
Diameter 20 mm, weight 3.31 g