Hieron II, Tyrant of Syracuse. AE27. 275-215 BC. 

Obv: Diademed head of Hieron left. 
Rev: IERWNOS beneath horseman, wearing helmet, cuirass and chlamys, 
galloping right, holding couched lance, TI beneath the horse.

BMC 594; Hoover 1548; Calciati 195. 

With permission of TimeLine Auctions (www.timelineauctions.com), July, 2014