Attica, Athens
Tetradrachm circa 490-482, AR 17.16 g. Helmeted head of Athena r. Rev. AΘΕ Owl standing r. with closed wings, head facing; behind, olive sprig and crescent. All within incuse square. Starr, group IIB. Seltman, group N A285/P358.
Struck on a full flan and with a light iridescent tone. Two almost invisible
metal flaws on obverse, otherwise good very fine