Watch List notes:

Sicily, Syracuse. Second Democracy. Silver Tetradrachm (17.26 g), 466-405 BC. Reverse die signed by A… Ca. 425-420 BC. Charioteer, holding reins, driving slow quadriga right; above, Nike flying left, crowning him with wreath. Reverse: ΣYPA-KOΣIO-[N], diademed head of Arethusa right, hair bound in sakkos ornamented with maeander pattern; on the sakkos above Arethusa's forehead, artist's signature: A; around, four dolphins swimming right. Boehringer 697.6 (V344/R475); Morgan 141 (this coin). Toned. Choice Very Fine. Value $1,000 - UP
The lovely head of Arethusa on this coin was engraved by an unknown master who was the first engraver at Syracuse to be allowed to sign his dies.
Ex Strozzi Collection (Galerie Sangiorgi, 15 April 1907), 1397.