Watch List notes:

Egypt, Alexandria. Diocletian. A.D. 284-305. BI tetradrachm (19 mm, 9.10 g, 12 h). Ca. A.D. 285/6 (Year 2). Laureate and cuirassed bust of Diocletian right / Homonoia standing left, raising right hand and holding double cornucopia; in front, star and in field L-B. Geissen 3219; Dattari-Savio Pl. 283, 5703. EF. 

From the Dattari collection.