19.97 mm x 8.66 mm x 1.65 mm (thick) slight "bow-tie" shaped flat bottom, curved top (12 to 16) mineral crystal, generic (not genuine), fits Esquire® reference 5363. Using generic crystals may devalue your watch.
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Esquire®. Esquire® warranty does not apply to parts supplied by H. & W. Perrin Company Limited.