Vabalathus, Billon tetradrachm of Alexandria, Egypt. 9.90 g. Dated Year 5 = 272 AD. 

Laureate, draped, and cuirassed bust right.
Radiate and draped bust of Helios right; date L-E across fields. 

Milne 4349; Emmett 3909. 
Very rare.

Re-used with permission of CNG, Mail Bid Sale 75, lot 886.
Sold for $710