Watch List notes:

Justin I Æ 40 Nummi. Cyzicus, dated IY 4 = AD 525/6. D N [IVSTI]NVS P P AVG, diademed and draped bust to right / Large M between K - Y; B below, INSΔ in exergue. MIBE 53; DOC 40; Sear 96. 17.70g, 30mm, 12h.

Good Fine. Rare.

From the inventory of a UK dealer.