![O-Ring Case Back Gasket number 11, package of 2, ID 20.00 mm, OD 21.20 mm, thickness 0.60 mm](http://perrinwatchparts.com/cdn/shop/files/67-5117-11_71391933-d444-458c-9f06-b6f23406b6e6_300x300.jpg?v=1710962671)
O-Ring Case Back Gasket number 11, package of 2, ID 20.00 mm, OD 21.20 mm, thickness 0.60 mm
by Perrin
$2.50
SKU 67-5117-11
O-Ring Case Back Gasket number 11, package of 2, ID 20.00 mm, OD 21.20 mm, thickness 0.60 mm