Gruen® Crown CN-GRU03
4.75 mm diameter, valvic, dustproof crown, short pipe, tap 0.90 mm with logo, 1.70 mm height of crown only, total height of crown including pipe 2.30 mm
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Gruen®. Gruen® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic crystals may devalue your watch.