Watch List notes:

EGYPT. Alexandria. Antoninus Pius, 138-161. Drachm (Bronze, 37.7 mm, 30.79 g, 12 h), year IZ = 17 = 153-154. ANTωNINOC C - EB EYC AΥT K T AIΛ AΔP Laureate head of Antoninus Pius to left, slight drapery on far shoulder. Rev. L I-Z Agathodaemon serpent, with the head of Serapis to right, coiled to right between two grain ears. Dattari (Savio) 2830. Geissen 1721 var. (placement of date). K&G 35.594. RPC IV.4 Online temp. 13813. Mottled black and red-brown patina. Somewhat rough surfaces and minor pitting, otherwise, very fine.
From the collection of Jean-Pierre Righetti, bought privately in the USA in 2014.