![ISO Swiss Flat Case Back Gasket number 611, package of 2, ID 18.10 mm, OD 19.30 mm, thickness 0.30 mm](http://perrinwatchparts.com/cdn/shop/files/67-5105-160_d11c1839-ca94-474c-be5f-865a070e4d79_300x300.jpg?v=1710961863)
ISO Swiss Flat Case Back Gasket number 611, package of 2, ID 18.10 mm, OD 19.30 mm, thickness 0.30 mm
by Perrin
$2.45
SKU 67-5105-611
ISO Swiss flat case back gasket number 611, package of 2 gaskets, ID 18.10 mm OD 19.30 mm thickness 0.30