Watch List notes:

MACEDON. Thessalonica. Agrippina II, Augusta, 50-59. Assarion (Bronze, 15 mm, 2.77 g). ΣEBAΣTH Draped bust of Agrippina to left. Rev. Horse trotting to left; behind, branch; above star. RPC 1606A. Extremely rare; only one example recorded in RPC. By far the best example of this extremely rare type (the other is in Paris). Very fine.