Watch List notes:

EGYPT, Alexandria. Antoninus Pius. AD 138-161. BI Tetradrachm (23mm, 12.79 g, 12h). Dated RY 5 (AD 141/2). Laureate head right / Poseidon standing right, foot on prow, holding trident and dolphin; L Є (date) across field. Köln 1378; Dattari (Savio) 8222; K&G 35.122; Emmett 1421.5. VF, dark gray-brown surfaces.

From the Hermanubis Collection.