The 20 Mexican peso coin is being sold for up to 5 million pesos on e-commerce platforms like Mercado Libre. The reason for its high value lies in ... and selling of rare or special coins and ...

The auction house — Costa Mesa, California-based Stack’s Bowers Galleries — ranks as the oldest and largest rare currency ... valuable specimens, according to a blog from Altier Rare Coins ...

This design was replaced in 1795, making the 1794 Flowing Hair Dollar exceedingly rare ... major reformation of its currency. The mint of the 1903 Fengtien Tael, the Fengtien Machine Bureau, also ...