Justinian I (527-565) Dated RY 30=AD 556/7. Nikomedia AE Decanummium (Bronze, 16mm, 4.64g) Justinian I (527-565) Dated RY 30=AD 556/7. Nikomedia AE Decanummium (Bronze, 16mm, 4.64g)
Obv: D N IVSTINIANVS P P AVG, pearl diademed, draped, cuirassed bust right
Rev: Large I, ANNO to left, cross above, XXX to right, mintmark NIK.
Ref: Sear 205

Year: 556/7
Diameter: 16 mm
Weight: 4.64 g
Material: Bronze