Watch List notes:

Mexico City, Mexico, 1/2 real, 1834ML, NGC MS 66*, finest known in NGC census. KM-370.9. Vivid rainbow toning on cap-and-rays side with choice underlying luster, the eagle side with less toning and luster but still choice, with tiny rub on high-relief center of eagle, tied with one other for finest known in NGC census (but the other not necessarily with * accolade). NGC #4687760-001.

Estimate: $300-450