![O-Ring Case Back Gasket number 9, package of 2, ID 19.80 mm, OD 20.80 mm, thickness 0.50 mm](http://perrinwatchparts.com/cdn/shop/files/67-5117-9_ce6592b6-1b5b-471d-94d9-091d801f8d8b_300x300.jpg?v=1710962651)
O-Ring Case Back Gasket number 9, package of 2, ID 19.80 mm, OD 20.80 mm, thickness 0.50 mm
by Perrin
$2.50
SKU 67-5117-9
O-Ring Case Back Gasket number 9, package of 2, ID 19.80 mm, OD 20.80 mm, thickness 0.50 mm