Watch List notes:

ACHAIA, Achaian League. Megalopolis. Circa 160-146 BC. Triobol or Hemidrachm (Silver, 15 mm, 2.48 g, 1 h). Laureate head of Zeus to right. Rev. Achaian League monogram; above, ΞΒ; across field, K-A/M above thunderbolt; all within wreath. Agrinion 471. BCD Peloponnesos 1551.1 (same obverse die). Clerk -. Dengate 3, 3c. Good very fine.