ISA 8161.209 Exploded diagram BrandISACaliber8161.209Size11 1/2FunctionSC-CLD-CHR-MDVersionHandsStem= 815 eigenStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)Battery395MovementsArtno.brandcaliberSizehandsfunctionspecial167987ISA8161.20911 1/2SC-CLD-CHR-MD WatchpartsPart NocaliberdescriptionoriginalArtno.401= 815Winding stem943004018154000= 8151Electronic module9430400081514401= 815.20Bridle (+)815.20761.0194304401815