Watch List notes:

ACHAIA, Achaian League. Patrai. Circa 175-168 BC. AR Triobol – Hemidrachm (14mm, 2.38 g, 1h). Laureate head of Zeus right / Achaian League monogram; Δ to left, I to right; below, trident right; all within laurel wreath. Benner 19; BCD Peloponnesos 502; HGC 5, 53. VF, toned, die break on obverse, weakly struck on reverse.

From the J. Cohen Collection.