![ISO Swiss Flat Case Back Gasket number 613, package of 2, ID 18.70 mm, OD 20.50 mm, thickness 0.40 mm](http://perrinwatchparts.com/cdn/shop/files/67-5105-160_cfbb14ad-7782-4949-8fc9-140880f0510d_300x300.jpg?v=1710961880)
ISO Swiss Flat Case Back Gasket number 613, package of 2, ID 18.70 mm, OD 20.50 mm, thickness 0.40 mm
by Perrin
$3.20
SKU 67-5105-613
ISO Swiss flat case back gasket number 613, package of 2 gaskets, ID 18.70 mm OD 20.50 mm thickness 0.40