![Bulova® Case Back Gasket BU-G4007](http://perrinwatchparts.com/cdn/shop/products/BU-G4007_69010a80-124e-4afa-8808-deb2e2942277_286x300.jpg?v=1688063463)
Bulova® Case Back Gasket BU-G4007
o-ring, case reference C893754, C893816, C893817, R340, R341, R353, R364, R365, R366, 8437, 8437-1, outside diameter 29.30 mm, inside diameter 28.50 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.