![O-Ring Case Back Gasket number 27, package of 2, ID 28.00 mm, OD 29.60 mm, thickness 0.80 mm](http://perrinwatchparts.com/cdn/shop/files/67-5117-27_39122034-ec3a-4e90-87d8-083fab5e3fb9_300x300.jpg?v=1710963195)
O-Ring Case Back Gasket number 27, package of 2, ID 28.00 mm, OD 29.60 mm, thickness 0.80 mm
by Perrin
$2.50
SKU 67-5117-27
O-Ring Case Back Gasket number 27, package of 2, ID 28.00 mm, OD 29.60 mm, thickness 0.80 mm