0.6mm Height Waterproof I-ring Plastic Gasket 26mm to 35.5mm for Watch Crystal Glass W0569

0.6mm Height Waterproof I-ring Plastic Gasket 26mm to 35.5mm for Watch Crystal Glass W0569

It is used on watch crystal to make the watch waterproof, NOT watch back case cover! for professional users!

you have to know the exact diameter and thickness of your watch crystal before buying.

Height 0.6mm, thickness appr. 0.35mm, fits for 0.7-1.0mm thick watch crystal

INNER Diameter:

26/26.5/27/27.5/28/28.5...35/35.5MM

Please note that this is inner diameter, NOT outside diameter

1 piece per order, please choose the needed size

Package included: 1 piece