![ISO Swiss Flat Case Back Gasket number 133, package of 2, ID 27.80 mm, OD 30.00 mm, thickness 0.50 mm](http://perrinwatchparts.com/cdn/shop/files/67-5105-133_df79eeb4-b679-4106-8ca0-540a1a7e3ed0_300x300.jpg?v=1710962145)
ISO Swiss Flat Case Back Gasket number 133, package of 2, ID 27.80 mm, OD 30.00 mm, thickness 0.50 mm
by Perrin
$3.00
SKU 67-5105-133
ISO Swiss flat case back gasket number 133 package of 2 gaskets, ID 27.80 mm OD 30.00 mm thickness 0.50