Watch List notes:

KINGS of MACEDON. Perseus. 179-168 BC. AR Tetradrachm (30mm, 15.25 g, 11h). Reduced standard. Pella or Amphipolis mint; Au-, mintmaster. Struck circa 171-168 BC. Diademed head right / Eagle, wings spread, standing right on thunderbolt; monogram above, AY (mintmaster's) monogram to right, monogram between legs; all within oak wreath; below, plow left. Mamroth, Perseus 21b–22 var. (control mark between legs); HGC 3, 1094. Toned, fine cleaning scratches and small delamination on obverse. VF. Very rare variety.

From the Lampasas Collection. Ex Classical Numismatic Group Electronic Auction 422 (13 June 2018), lot 136.