Justinian I (527-565) AE Follis (Bronze, 15.37g, 31mm) Constantinople, 527-539
Obv: D N IVSTINI - ANVS PP AVG Diademed bust r., cross in field before chin and neck.
Rev: Large M between two crosses, a third cross above, officina letter A below (unclear), CON in exergue.
Ref: Sear 159.