Justinian I (527-565) AE Follis (Bronze, 17.77g, 34mm) Constantinople mint, 4th officina. Dated RY 30 (556/7).
D N IVSTINI ANVS P P AVC, helmeted and cuirassed bust facing, holding globus cruciger and shield with figure on horseback riding right; cross to right
Rev: Large M; cross above, A/N/N/O to left, X/X/X (date) to right, Δ below; CON.
Ref: DOC 53c; MIBE 95a; Sear 163.