1898-Mo Mexico 1 Peso “Libertad” Silver Coin – Brilliant Uncirculated – KM#409.2. This gorgeous 1898-Mo Mexico Libertad 1 Peso features the iconic Liberty Cap & Rays design, a long-standing symbol of freedom in Mexican coinage. Struck at the Mexico City Mint in. 903 fine silver, this large crown contains nearly 0.79 troy ounces of silver and is highly sought after in Brilliant Uncirculated (BU) condition. Type: Libertad – Cap & Rays design. Mintmark: Mo (Mexico City Mint). Obverse: Liberty Cap with radiant rays, “UN PESO” and silver fineness below. Reverse: Mexican coat of arms – eagle with snake on cactus. 903 Silver (0.7859 troy oz ASW). Weight: 27.07 grams. Condition: Brilliant Uncirculated – full mint luster, sharp strike, no wear. Why Collect This Coin? 903 fine – nearly 0.79 oz actual silver. Premium condition BU example – tough to find this nice. Classic Cap & Rays Libertad design. Great investment piece for collectors and silver stackers.