34.00 mm x 4.00 mm x 3.20 mm (edge), round flat bottom, domed top mineral crystal, generic (not original). Using generic crystals may devalue your watch.
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Michael Kors®. Michael Kors® warranty does not apply to parts supplied by H. & W. Perrin Company Limited.