Philip I billon silver Roman Egypt Alexandria tetradrachm coin, 10.99g.
Minted in the Emperor's 1st regnal year, denoted by Greek letter A = 244 CE.
Obverse: Cuirassed bust of Emperor facing right.
Reverse: Eagle standing left, head right holding wreath in beak.
Certified by NGC to MS, Strike: 5/5, Surface 4/5, Silvering is noted (extremely rare grade for Alexandria issue).