Watch List notes:

Euboia, Karystos. Silver Didrachm (6.98 g), ca. 235-200 BC. Laureate male head right. Reverse: [K]APYΣTIΩ[N], Nike driving galloping biga left, holding kentron and reins; between Nike and horses, trident head within wreath. Wallace grp. 2; BCD 581 (same obv. die). Very Rare. Slightly rough surfaces and lightly toned. Very Fine / Nice Fine. Estimated Value $1,000 - UP
Peter Corcoran Collection, Ex CNG E248 (26 January 2011), 90.