coins \ Coin \ United States of America \ $1 (One Dollar) \ Gold Dollars \ 1879 \ Philadelphia
Collectible coins, often referred to as numismatic coins, hold value beyond their face value due to factors such as rarity, demand, historical significance, and condition. The United States has produced various collectible coins, including the One Dollar coins, which have included gold dollar denominations. An example of a collectible gold dollar is the 1879 issue, minted at the Philadelphia Mint. These coins are sought after by collectors and investors alike for their metal content and historical relevance.