Watch List notes:

ANCIENT COINS. BYZANTINE. Mint of Constantinople unless otherwise stated. Justinian I (A.D. 527-565), Æ Follis, 23.16g, 6h.DN IVSTINI-ANVS PP AVI, bust of Justinian facing, helmeted and cuirassed, holding globus cruciger and shield, a cross on right. Rev. large M, flanked by ANNO and XIII, a cross above, A below, CON in exergue (MIB 95; S 163).Dark brown patina, good very fine.
Ex Dr Meyer-Coloniensi Collection
Ex Münz Zentrum, Auction 65, 4 November 1988, lot 1569

Estimate: US$ 250