![O-Ring Case Back Gasket, package of 4, ID 20.50 mm, OD 21.90 mm, thickness 0.70 mm](http://perrinwatchparts.com/cdn/shop/files/67-5125-20570_99289b78-c0a4-4ca9-9943-b3be22d34d91_300x300.jpg?v=1710962708)
O-Ring Case Back Gasket, package of 4, ID 20.50 mm, OD 21.90 mm, thickness 0.70 mm
by Perrin
$3.90
SKU 67-5125-20570
O-Ring Case Back Gasket package of 4, ID 20.50 mm, OD 21.90 mm, thickness 0.70 mm