The product is a highly sought after US Navy Chief Aloha Rainbow Oil Drip Turtle Coin, featuring a massive gem design that is considered super rare and unique. This original challenge coin falls under the militaria theme, making it a valuable and collectible item for military enthusiasts and collectors. Its rarity and distinctive design make it a coveted piece for those looking to add a special and rare item to their collection. This one is for the serious collector, a handful of these were made where the eyes are also rainbow colored, all the other coins have black eyes. This one is for the very serious ALOHA collector…. Let me know if you have questions.