Watch List notes:

EGYPT, Alexandria. Antoninus Pius. AD 138-161. BI Tetradrachm (23mm, 13.95 g, 11h). Dated RY 10 (AD 146/7). Laureate head right / Apollo Didymeus standing facing, holding stag and bow; L ΔЄKATOY (date) around. Köln 1527 var. (bust); Dattari (Savio) 2141; K&G 35.327; RPC IV.4 Online 14263; Emmett 1358.10 (R5). Lightly toned, scratch on obverse. VF. Very rare, only five known to RPC.