Manufacturer Omega Caliber Number 9920 Base Caliber 9900 In-House? Yes Movement Type Automatic, self-winding mechanical Display Analog Diameter 32.5mm (needs...
Omega Speedmaster Racing
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I have had correspondence from Oris to confirm that this movement is based on the…
Most likely was magnetised, and needed to be de-magnetised.
It means no one can tell for sure where they were made. Just 'somewhere else'…
:-; = ;-)
No one can truly or safely tell someone else that ... That's 'el problemo' ...…
@Chuck, only a 'j'-stamped movement will be japanese. True !
It is susceptible to magnetization. I built some speakers using drivers with strong magnets while…