Manufacturer Seiko Caliber Number Y675 Based On 7S25 Movement Type Automatic, self-winding mechanical Diameter 27.4mm Height 4.8mm thick Jewels 21...
Onitsuka Tiger
Manufacturer Seiko Caliber Number Y676 Based On 7S26 Movement Type Automatic, self-winding mechanical Diameter 27.4mm Height 4.8mm thick Jewels 21...
Recent Comments
I just purchased a Tisell GMT, P00000BX, that claims to have this movement. I should…
PS. The "Anti-Shock Device" in this caliber is Nivachoc, not Incabloc.
In several sources I found interesting information that this particular caliber has its small seconds…
In my opinion, it runs so accurately, because I hand wind it every nigh or…
My Tissot heritage 1938 cosc, has been running around +15s/month. ETA 2824-2 cosc is an…
Dekla
The Ciga Design Series U Black Hole Watch (Black Steel) uses a Miyota 6T15 movement…