In the realm of collectible coins, the 1870 One Dollar pattern coin from the United States is particularly noteworthy. Patterns are experimental coins developed to test new design concepts or changes in metal composition before official minting. The 1870 One Dollar pattern showcases unique design elements and is highly sought after by numismatists. Due to its limited mintage and historical significance, it represents a key piece in the collection of U.S. coinage, often commanding high prices in the collector market.

Item Denomination Series Year Mint
1870 P$1 Aluminum J-1000 $1 (One Dollar) Patterns 1870 Philadelphia
1870 P$1 Nickel J-1022 $1 (One Dollar) Patterns 1870 Philadelphia
1870 PG$1 Copper J-1023 BN $1 (One Dollar) Patterns 1870 Philadelphia