Watch List notes:

P. Plautius Hypsaeus, Rome, 57 BC. AR Denarius (18mm, 3.91g, 6h). Diademed and draped bust of Leuconoë r.; [dolphin behind]. R/ Jupiter driving quadriga l., holding reins and thunderbolt. Crawford 420/2a; RBW 1515; RSC Plautia 12. Area of flatness, otherwise EF