Watch List notes:

Danubian Celts, Late 2nd - 1st Century BC
Silver Tetradrachm, 31mm, 16.62 grams
Obverse: Head of Dionysos right wreathed in ivy and wearing taenia.
Reverse: Herakles standing left holding grounded club, lion skin over shoulder and hand on hip, monogram in inner left field.
Lanz Class II

View a video of this coin here:
https://youtu.be/YQQjbk432OE

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Estimate: 300 USD"