Justinian I (527-565) AE Follis (Bronze, 20.02g, 38mm) Cyzicus, Dated Year 18 (544/5).
Obv: Diademed, helmeted, and cuirassed facing bust, holding globus cruciger and shield; cross to right
Rev: Large M; cross above; A/N/N/O X/uI/II across fields; B//KYZ. DOC I 170b var. (obverse legend);
Ref: Sear 207