Bulova® Case Back Gasket BU-G4168
o-ring, case reference C815027, C815042, outside diameter 17.40 mm, inside diameter 16.60 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.