★ Interesting error ★
Gratian (367-383) AE (Bronze, 2.70g, 18mm) Nicomedia, 378/383.
Obv: D N GRATIAN-VD (sic!) P FP AVG, diademed, draped and cuirassed bust of Gratian right
Rev: CONCORDIA AVGGG, Roma, helmeted, seated facing, head left, holding globe and inverted spear, right leg bare A // SMNA.
Ref: RIC 30a,