Watch List notes:

Justinian I. 527-565. AE pentanummium (10.8 mm, 1.03 g, 7 h). Rome mint. D N IV[STIN - IANV]S PP AV (or similar), diademed, draped and cuirassed bust of Justinian I right / large V within wreath. SBCV 309 ; DOC 327. VF, obverse off-center 15% to north, dark green patina.

Ex Leo Hamburger 1890's.

This coin comes from a large group of Roman Provincial, Byzantine and Vandalic coins which were part of Leopold Hamburger's inventory. More information on Mr. Hamburger can be found here:https://www.coinbooks.org/v20/esylum_v20n42a19.html