![O-Ring Case Back Gasket, package of 4, ID 21.00 mm, OD 21.80 mm, thickness 0.40 mm](http://perrinwatchparts.com/cdn/shop/files/67-5125-21080_18b8fb70-eb07-49c8-bee8-40c7ab015614_300x300.jpg?v=1710962725)
O-Ring Case Back Gasket, package of 4, ID 21.00 mm, OD 21.80 mm, thickness 0.40 mm
by Perrin
$3.90
SKU 67-5125-2140
O-Ring Case Back Gasket package of 4, ID 21.00 mm, OD 21.80 mm, thickness 0.40 mm