Bulova® Case Back Gasket BU-G4144
o-ring, case reference C852020, C852021, C852023, C852036, C852037, C852038, C852039, C852046, outside diameter 30.50 mm, inside diameter 29.30 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.