Watch List notes:

ACHAIA, Achaian League. Patrai. Circa 175-168 BC. Triobol or Hemidrachm (Silver, 15 mm, 2.36 g, 6 h). Laureate head of Zeus to right. Rev. Achaian League monogram between A-P; above, ΛY; below, dolphin to right; the whole within laurel wreath tied below. Agrinion 298. BCD Peloponnesos 501.6. Lightly toned and well centered. Good very fine.