Watch List notes:

KINGS of MACEDON. Perseus. 179-168 BC. AR Tetradrachm (29.5mm, 15.33 g, 12h). Reduced standard. Pella or Amphipolis mint; Au-, mintmaster. Struck circa 171-168 BC. Diademed head right / Eagle, wings spread, standing right on thunderbolt; MA monogram above, AY monogram (mintmaster) to right, Φ between legs; all within oak wreath; below, plow left. De Luca, Tetradrachms 166–72 var. (O38/R– [unlisted rev. die]); Mamroth, Perseus 18b; HGC 3, 1091. Toned, some die wear on obverse. Near EF.

From the North River Collection. Ex Coin Galleries (12 February 1997), lot 103.