![ISO Swiss Flat Case Back Gasket number 106, package of 2, ID 17.80 mm, OD 19.50 mm, thickness 0.50 mm](http://perrinwatchparts.com/cdn/shop/files/67-5105-106_1e3b61c8-4fd6-4e45-a0bf-dbf245bb117c_300x300.jpg?v=1710961851)
ISO Swiss Flat Case Back Gasket number 106, package of 2, ID 17.80 mm, OD 19.50 mm, thickness 0.50 mm
by Perrin
$3.00
SKU 67-5105-106
ISO Swiss flat case back gasket number 106, package of 2 gaskets, ID 17.80 mm OD 19.500 mm thickness 0.50