33.12 mm x 4.50 mm (height) round plastic crystal with steel colour ring, genuine 063PC5164 Omega® crystal, fits Omega® case REF 1660065, 1660065, 1680034, 1680035
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Omega®. Omega® warranty does not apply to parts supplied by H. & W. Perrin Company Limited.