This is the original bezel click spring / ratchet ring for many of the Seiko 5 SNZF, SNZB, SNZ, SNK models, but not all of them.

Please contact us if you'd like to know whether this part is compatible with your model. 

This ratchet among other's on many of the following calibre / case numbers:

7S26-0230, 7S26-01G0, 7S36-00G0, 7S36-00L0, 7S36-00Y0, 7S36-03E0, 7S36-0230

Please, send us an e-mail if you're not sure wether this click spring suits your case number, then we'll check it as soon as possible for you.

Seiko models:

SNZF27, SNZF23, SNZF25, SNZC69, SNZB67, SNZB24, SNZB23, SNZ391, SKZ169, 

And available on many of the following models, but NOT all of them: SNZFxx, SNZCxx, SNZBxx, SNZxxx, SKZ1xx,