Watch List notes:

EGYPT, Alexandria. Gallienus. AD 253-268. Potin Tetradrachm (22mm, 11.89 g, 12h). Dated RY 10 (AD 262/3). Laureate, draped, and cuirassed bust right, seen from the front / ΔЄKA/ЄTHPI/CKV/PIOV in four lines within laurel wreath; L I (date) below. Köln 2915; Dattari (Savio) 5273; K&G 90.67; Emmett 3840.10. Dark brown patina. VF.

From the Conti Collection.