Byzantine
Justinian I (527-538 AD). Constantinople.
AE Follis (28.4mm 17.5g)
Obv: D N IVSTINIANVS P P AVG. Diademed, draped and cuirassed bust to right.
Rev: Large M flanked by six-pointed star and cross; above, cross; in exergue, NİKM
Sear 198 (corr A).