Watch List notes:

EGYPT. Alexandria. Antoninus Pius, 138-161. Drachm (Bronze, 32.0 mm, 15.90 g, 12 h), uncertain date. Legend indistinct. Laureate and draped bust of Atoninus pius to right. Rev. Confronted draped busts of Serapis and Isis above wings of an eagle; between them, figure of Harpokrates standing left. Geissen 1893. Brown surfaces. Porous and a little somewhat rough surfaces, otherwise, fine.
From the collection of Jean-Pierre Righetti.