Watch List notes:

ACHAIA, Achaian League. Antigoneia (Mantinea). Circa 188-180 BC. AR Triobol – Hemidrachm (15mm, 2.27 g, 11h). Laureate head of Zeus right / Achaian League monogram; A-N across field, CΩ below; all within wreath. Benner 5; BCD Peloponnesos 1492.2; HGC 5, 926. Lightly toned, struck from worn dies. VF.

From the Raintree Collection, purchased from Pegasi Numismatics.