Seleucis and Pieria. Antioch. Philip I Arab (244-249)

Seleucis and Pieria.
Philip I Arab 
Mint: Antioch 
Dates: AD 244-249. 
Denomination: silver Billon-Tetradrachm
Dimensions: 26 mm (approx 1"), 13.86 gr
Obverse: Laureate and cuirassed bust of Philip right.
Reverse: Eagle standing right with wings spread open and with wreath in beak, ANTIOXIA S C in exergue.
Notes: Very Fine
FT-0776
billion- coin  of silver copper alloy