Generic Crown to fit Franck Muller® CN-FM004
waterproof crown, yellow, diameter 5.40 mm, opening 2.00 mm, height of crown 2.50 mm, tap 0.90 mm, generic (not original)
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Franck Muller®. Franck Muller® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic crystals may devalue your watch.