24.50 mm x 20.00 mm x 1.00 mm (height) slightly domed mineral T-shaped crystal, generic (not genuine), fits Cartier®. Using generic crystals may devalue your watch.
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Cartier®. Cartier® warranty does not apply to parts supplied by H. & W. Perrin Company Limited.