OISA 53

BrandOISACaliber53Size10 1/2FunctionVersionHands0,80x1,50Stem7710Stem (subs.)Stem (2 pce)Balance staff37803Balance staff (subs.)Mainspring (subs.)Mainspring (subs.)Battery

Watchparts

Part NocaliberdescriptionoriginalArtno.
401Winding stem8027710
723Balance staff ST -shock-absorber80237803
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