Well, after 18 months or so on this project I finally have a finished product.
These are the top and bottom barrel arbor jewels to solve the barrel arbor wear issues on the SEIKO 61 and 63 series movements.
I have them available now on eBay but will have them available direct through the website when I have a chance to set up the online store.
Images here (click on image for a HUGE version) –
Just for a re-cap, here’s what happens when you have excessive wear –