POSEIDONIA: AR didrachm (nomos) (8.13g), ca. 480-430 BC, SNG ANS 635 (same obverse die), Poseidon striding right, wielding trident, chlamys draped over both arms // ΠOΣE (retrograde) above bull standing left, choice VF, ex Spink Auction 331, Lot 6; ex Russell Bement Collection.
Estimate: 350-450 USD