![O-Ring Case Back Gasket, package of 4, ID 16.50 mm, OD 17.50 mm, thickness 0.50 mm](http://perrinwatchparts.com/cdn/shop/files/67-5125-16550_90bf8599-b982-4111-8a51-36914959af25_300x300.jpg?v=1710962445)
O-Ring Case Back Gasket, package of 4, ID 16.50 mm, OD 17.50 mm, thickness 0.50 mm
by Perrin
$2.98
SKU 67-5125-16550
O-Ring Case Back Gasket package of 4, ID 16.50 mm, OD 17.50 mm, thickness 0.50 mm