Byzantine
Justinian I. (527-565 AD) Nikomedia
AE Follis (42.2mm, 24.2g)
Obv: DN IVSTINI-ANVS P P AV; helmeted and cuirassed bust facing, holding cross on globe with right hand and shield with horseman motif in left, cross to right.
Rev: Large M, A-N-N-O to left, cross above, regnal year X-II-I to right, officina letter B below; mintmark NIK in exergue. Sear 201.