Collectible coins can encompass a wide range of types, including commemorative issues, bullion coins, and historical pieces. The United States has produced many notable collectible coins, such as the Four Dollar Hawaiian Coin minted in 1847, which is significant for its historical context and rarity. These coins are often sought after by collectors due to their unique designs, limited mintage, and connection to specific events or places in American history. Collectible coins can vary in value based on factors such as condition, provenance, and market demand.