Bulova® Waterproof Japanese Style Crown CN-BUL50 Bulova® CR2072
yellow with blue onyx, diameter at crown gasket 1.25 mm, Bulova® CR2072, outside diameter 3.00 mm, tube diameter 2.00 mm, tap 0.70 mm, height 4.40 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.