Watch List notes:

Egypt, Alexandria Aurelian, 270-275 Tetradrachm circa 272-273 (year 4), billon 21.00 mm., 9.38 g.
Laureate and cuirassed bust r. Rev. Athena seated l. holding Nike and long sceptre; below, shield; in field, L-Δ. Geissen-. Dattari 5439.

Rare, only two more specimens recorded on coinarchives, Very Fine.
From a private British collector sold with collector's ticket