![Bulova® Case Back Gasket BU-G4009](http://perrinwatchparts.com/cdn/shop/products/BU-G4009_286x300.jpg?v=1688063464)
Bulova® Case Back Gasket BU-G4009
o-ring, case reference C865011, C888030, C888032, 8478, outside diameter 30.00 mm, inside diameter 29.00 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.