Severus Alexander, Billon Tetradrachm of Alexandria, Egypt. Dated Year 6, 226-227 AD. 23.35 mm, 12.59 g.

A KA MA AYR CEY ALEXANDROC AYC (sic), laureate, draped and 
cuirassed bust right. (Engraver's error with AYC for EYC). 
Date L-S across fields, eagle standing left, head right, wreath in beak. 

Engraver's error of Milne 3003; Dattari 4410; Emmett 3099. 

With permission of TimeLine Auctions 
(www.timelineauctions.com), internal no. 72621, Oct, 2016