I have collected Seiko watches for 50 years

If you need advice on which gasket, tell me the 8 digit case back number

I can check you have the correct part, or give you the correct part number 

SKX SKX007 SKX009 SKX171 SKX173

SKX175 7S26-0020

GENERIC “O” RING – 1 PART

 rEPLACES Seiko OG345BA11

post free

Also fits

I can pre-grease you gasket/seal, silicon grease, just ask


6M15-7021

7002-7020

7S26-0020

7T92-0CF0

6M23-6000

7002-7029

7S26-0029

8F35-0010

6M37-6010

7002-7039

7S26-0039

8F35-0019

 

7N43-8039

7S26-01C0

V657-8120

 

 

7S26-02K0