31.62 mm x 4.35 mm (height) round plastic crystal with gold colour ring, genuine 063PX5295 Omega® crystal, fits Omega® case REF 1660209, 1661242, 1661243, 3660847
* 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.