Waterproof Plastic I-ring Gasket 0.9mm Height for Flat Watch Crystal or Domed Glass 8.5mm to 35.5mm Diameter

Plastic I-ring Gasket 0.9mm Height for 1.0-1.5mm thick Round watch Glass

It is used to watch crystal, not back case! for professional users! you have to know the exact diameter and thickness of your watch crystal before buying.

for choosing 0.9mm height, you have to choose the I-ring 0.2mm bigger than the watch crystal diameter(please don't buy if you don't have exact size)

Height 0.9mm, thickness appr. 0.45mm, fits for 1.0-1.5mm thick watch crystal

Detailed Size Information(INNER DIA X WIDTH X HEIGHT):

8.5×45×90     9.5×45×90     10.5×45×90    11×45×90     11.5×45×90   12×45×90      12.5×45×90

13×45×90     13.5×45×90    14×45×90      14.5×45×90   15×45×90      15.5×45×90   16×45×90

16.5×45×90   17×45×90      17.5×45×90   18×45×90      18.5×45×90   19×45×90      19.5×45×90

20×45×90      20.5×45×90   21×45×90      21.5×45×90   22×45×90      22.5×45×90   23×45×90

23.5×45×90   24×45×90      24.5×45×90   25×45×90      25.5×45×90   26×45×90      26.5×45×90

27×45×90      27.5×45×90   28×45×90      28.5×45×90   29×45×90      29.5×45×90   30×45×90

30.5×45×90   31×45×90      31.5×45×90   32×45×90      32.5×45×90   33×45×90      33.5×45×90

34×45×90      34.5×45×90   35×45×90     35.5×45×90

Each sizes contains 5pcs, total 53 different sizes, total 265PCS/set

Package included: 1 set