MAINSPRING 5/32X.011X26.5 HE
For Seiko 1M20-5A10
269-22
Alternate: M/3720
Movement Listing
This part is also used by the following movements:
This part is also used by the following movements:
All watch database content © EmmyWatch LLC. Unauthorized redistribution of content is strictly prohibited. All rights are reserved.
© EmmyWatch LLC. Created with by Emily