Chai Seeds of Life . Chai Pendant Measures 1" Diam. Chai is a Jewish symbol and a word that figures prominently in Jewish culture. In Hebrew, the word chai is spelled Het and Yud means "living," is related to the term for "life," chaim, and also appears in the slogan of Am Yisrael Chai ("The people of Israel live!"). Naomi Jewelry is proud to have such a great optimistic jewelry on stock.