1831-Mo NGC MS 61 Mexico 8 reales Rare Cap Rays Silver Coin POP 3/4 (25012602D)Mint State Uncirculated Mexico silver 8 reales coin. Rare early date struck at the Mexico City Mint (mint mark Mo), assayer JM. Certified by NGC to MS 61, Population Census: 3 coins, only 4 higher. DP Mo10: "This date is normally found Very Fine and with a weak or mushy strike. It is difficult to locate an example with a decent strike. An Extremely Fine to Almost Uncirculated specimen with a soft strike is the best that can be expected." Obverse