EGYPT, Alexandria. Antoninus Pius. AD 138-161. BI Tetradrachm (24mm, 12.81 g, 12h). Dated RY 17 (AD 153/154). Laureate head right / Isis Pharia standing right, holding sistrum and billowing sail; L I Z (date) across field. Köln 1693 var. (placement of date); Dattari (Savio) 2261; K&G 35.577; Emmett 1403.17. Dark reddish-brown patina with touches of green. VF.
From the Stein A. Evensen Collection. Ex Lawrence Feinberg Collection (CNG Inventory 872663, June 2010).
The protector of sailors, Pharia was just one of the various appellations given to Isis. This association with sailors emanated from the Pharos–or Lighthouse–of Alexandria, indicted on this issue by holding a billowing sail.