Guatemala, bust 2 reales, Charles IV, 1795 M, NGC MS 63 ("top pop"). JP-2R60b; KM-51; Cal-553. Frosty and lustrous, with choice full details and nearly complete rims, tied with two others for finest in the NGC census if you don't count one more rated as prooflike (MS 64).
Estimate: 400 - 600 USD