![Generic Crystals to fit Omega® CY-OMEGA04 crystal PX5117](http://perrinwatchparts.com/cdn/shop/files/CY-OMEGA04_300x300.jpg?v=1682612212)
22.50 mm round plastic crystal with yellow ring, generic (not original), replacement for Omega® crystal number PX5117. Using generic crystals may devalue your watch.
* 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.