The little fish on this dainty chain is only an inch long and made of Sterling Silver wire and chain. Overall, the necklace is very minimalistic. Standard necklace length is 18 inches long, but you can choose a slightly shorter or longer chain. The clasp is a tiny lobster claw a half inch long. The Ichthys has been used by Christians to make a statement of faith for some time. The word Ichthys stands for Jesus Christ Son of God Savior.