PUMA W671 Brand PUMA Caliber W671 Size Function Version Hands Stem 911-C25198 Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery MovementsArtno.brandcaliberSizehandsfunctionspecialPUMAW671 WatchpartsPart NocaliberdescriptionoriginalArtno.4060Coil