Very rare Diadumenian tetradrachm.
There are only three records on Coinarchives.
Provincial Rome
Phoenicia, Tyre, Diadumenian (217–218), Tetradrachm, Tyre mint
Obverse: head of the emperor right
M OΠ ANTWNINOC KAIC
Reverse: eagle with slightly raised wings and wreath in beak
ΔHMAPX ЄΞ OYCIAC
Weight 10.8 g