![Generic Crystals to fit Cartier® CY-CART36](http://perrinwatchparts.com/cdn/shop/products/CY-CART34_300x253.jpg?v=1679686555)
18.50 mm x 18.50 mm x 1.50 mm (height) square magnified sapphire crystal, generic (not genuine), fits Cartier® Tank 2. 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.