Watch List notes:

Attica, Athens, New Style. Tetradrachm; Attica, Athens, New Style; Two Monograms/Serpents; c.185/180-145 BC, Tetradrachm, 16.46g. Thompson-83, rev. die not illustrated. Obv: Helmeted head of Athena r. Rx: Owl standing r. on amphora, head front; ethnic and monograms l. and r., two serpents above amphora; uncertain letter on amphora; all within olive wreath. Acquired from Atlas Numismatics, January 2017.. VF