I saw this sculpture years ago. Ever since then I have wanted to make one of my own. It seems printing it is the easiest method at this point.

Iota (i) is the first letter of Iēsous (Ἰησοῦς), Greek for "Jesus".
Chi (ch) is the first letter of Christos (Χριστός), Greek for "anointed".
Theta (th) is the first letter of Theou (Θεοῦ), Greek for "God's", the genitive case of Θεóς, Theos, Greek for "God".
Upsilon (y) is the first letter of (h)uios (Υἱός), Greek for "Son".
Sigma (s) is the first letter of sōtēr (Σωτήρ), Greek for "Savior".