Watch List notes:

JUSTINIAN I, (527-565), AE follis, Constantinople mint, (22.87 g) issued year 15 = 541-542, officina **D*, obv. Justinian bust facing, DN IVSTINI ANVS PP AVC, rev. M, **D* below, year X/U, CON in exergue, large thin flan, (S.163, DOC.37d, BMC 43). Large flan, with dark green patination, nearly extremely fine and scarce.

Ex Dr V.J.A. Flynn Collection.