IWC 19''', Winding stem, outher w. crown.
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Used original IWC part.
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Fits cal: 19''' with square inner stem.
About our used parts!
Allused partsarecleaned andthoroughlycheckedby a watchmaker, often they come froma workingmovement.Minor imperfectionsmay occur,butnothing that affectsthe function.
