Bulova® Waterproof Crown CN-BUL70 Bulova® C897185
steel no logo, 6 sided, slightly domed top, Bulova® C897185, outside diameter 4.00 mm, tube diameter 2.00 mm, tap 0.90, height 2.00 mm
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Bulova®. Bulova® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic crystals may devalue your watch.