Watch List notes:

Justinian I. 527-565. Æ Follis – 40 Nummi (40mm, 22.60 g, 6h). Constantinople mint, 3rd officina. Dated RY 12 (538/9). Helmeted, draped, and cuirassed bust facing, holding globus cruciger and shield decorated with soldier on horseback motif; cross to right / Large M; cross above, XII (date) to right, Γ below; CON. DOC 37c; MIBE 95a; SB 163. VF, dark green and brown patina with touches of red.

From the Douglas O. Rosenberg Collection, purchased from Classical Numismatic Group, 2013.