Antoninus Pius AE12 semis of Antioch ad Orontem, Syria. 5.68 g. AD 138-161. 

AYT KA TI AIL ANTwNEINOC CEBA or similar, laureate head right.
Large SC, B above, star below, all within laurel wreath. 

McAlee 559b/1 (this coin); McAlee (Pius) 7; SNG Hunterian 220-221; RPC temp. 7003. 

With permission of cngcoins.com, auction 246, Lot 300, Dec 2010 (Richard McAlee Collection sale)