![O-Ring Case Back Gasket, package of 4, ID 27.50 mm, OD 28.30 mm, thickness 0.40 mm](http://perrinwatchparts.com/cdn/shop/files/67-5125-27540_fb653a85-d0e5-405e-961a-8974e9c12de0_300x300.jpg?v=1710963131)
O-Ring Case Back Gasket, package of 4, ID 27.50 mm, OD 28.30 mm, thickness 0.40 mm
by Perrin
$3.90
SKU 67-5125-27540
O-Ring Case Back Gasket package of 4, ID 27.50 mm, OD 28.30 mm, thickness 0.40 mm