Watch List notes:

ACHAIA, Achaian League. Antigoneia (Mantineia). Circa 188-180 BC. Triobol or Hemidrachm (Silver, 15 mm, 2.42 g, 12 h). Laureate head of Zeus to right. Rev. Achaian League monogram; to left and right, A-N; below, CΩ; all within laurel wreath. BCD Peloponnesos 1492.2. Benner 5. Very fine.