Diocletian, AE Tetradrachm of Alexandria, Egypt. Dated Year 1, AD 284-285. 19mm x 21mm, 7.92g.

A K GO VAL C CEB, laureate, cuirassed bust right. 
L A above Tyche reclining left on lectistern, leaning on left hand.

Milne 4756; Emmett 4083 

With permission of Zach of beastcoins, sale August 26, 2007.