Watch List notes:

Justinian I, AE Follis, Nicomedia, 527-565 AD. DN IVSTINIANVS P AVG, Diademed, draped and cuirassed bust right / Large M, Cross left, right and above, A below, mintmark NIKM. SB 199 , DOC 110.
30mm
17.34gr
Very Fine
From a Private UK Collection.