Collectible coins refer to various types of coins that are sought after by numismatists and collectors due to their historical significance, rarity, unique designs, or specific minting errors. In the context of the United States, collectible coins include issues from various states, such as Hawaii, which became a U.S. state in 1959 and has coins like the Hawaii state quarter introduced in 2008. The year 1881 may refer to specific historical coins, such as the 1881 silver dollar or other denominations struck during that period. Coins from less well-known origins or those with an "Unknown" designation may pertain to lesser-known mintages or private issues that appeal to specialized collectors.

Item Denomination Series Year Mint
1881-- (Unknown) Hawaii Other / Varied Hawaii 1881 Unknown