Watch List notes:

EGYPT, Alexandria. Valerian I. AD 253-260. Potin Tetradrachm (23mm, 11.60 g, 12h). Dated RY 5 (AD 257/258). Laureate and cuirassed bust right, seen from the front / Eagle standing left, head right, holding wreath in beak; L Є (date) across field. Köln 2868; Dattari (Savio) 5185; K&G 88.29; Emmett 3705.5. Dark brown patina with traces of red. Good VF. Well struck.

From the DMS Collection, purchased from Pegasi Numismatics (11 August 2013).