This set features a jellyfish, otter and a turtle with engraved gears inside of each of them. A saying is also engraved across the top of each piece (which you can change for your own personal piece. A Jeweler's Coping Saw allows us to cut this Half Dollar Coin into a 3 piece personalized necklace set. This unique set offers an incredible opportunity for customization for families or friends who love steampunk style and animals!