Mexico
Republic 8 Reales 1842 Zs-OM MS62 NGC, Zacatecas mint, KM377.13, DP-Zs22. Eagle type of 1843 (Die Style of 1842-1845). Essentially an as struck and argent piece with a very interesting planchet flaw, where an imperfection in the metal has oxidized entirely through the coin.
HID02901242017
Estimate: 200-300 USD