Watch List notes:

EGYPT, Alexandria. Valerian I. AD 253-260. Potin Tetradrachm (23mm, 9.71 g, 12h). Dated RY 4 (AD 256/257). Laureate and cuirassed bust right / Tyche seated left, holding rudder and cornucopia; L Δ (date) to upper left. Köln 2867; Dattari (Savio) 5174; K&G 88.28; Emmett 3721.4; Kellner p. 131, pl. 14, Abb. 24 (this coin). Dark brown patina with traces of green, flan crack. Good VF.

Ex A.K. Collection (Triton XXIII, 14 January 2020), lot 835 (part of); purchased privately by A.K from Münzen und Medaillen AG, 1970.