Watch List notes:

EGYPT, Alexandria. Valerian I. AD 253-260. Potin Tetradrachm (21.5mm, 9.87 g, 12h). Dated RY 1 (AD 253/254). Laureate, draped, and cuirassed bust right / Alexandria standing facing, head left and wearing turreted crown, raising right hand and holding scepter with left; L A (date) across field. Köln 2851; Dattari (Savio) 5142 (this coin); K&G 88.2; Emmett 3702.1 (R2); Kellner p. 130, pl. 14, Abb. 14 (this coin). Toned with a bit of porosity. Good VF. Nearly full silvering.

Ex A.K. Collection (Triton XXIII, 14 January 2020), lot 835 (part of); purchased privately by A.K from Münzen und Medaillen AG, 1970; Giovanni Dattari Collection, no. 5142.