INS 3.691 Brand INS Caliber 3.691 Size Function Version Hands Stem 6004 Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.100BMain plate jewelled106FHF 691NBarrel and train wheel bridge121FHF 60-21Screw for balance bridge125FHF 60Pallet bridge182FHF 692Barrel with drum + cover19569NBarell arbor206691Center wheel drilled without cannon21069-21Third wheel220691Second wheel -short pivot245691Cannon pignon sweep sec. H = 27025060Hour wheel26069-21Minute wheel274691Transmission wheel - sweep sec.30769-21Rücker mit bewgl. Spiralklötzchen-Träger346FHF 60Decksteinplättchen unten für Ankerrad/Hemmungsrad401FHF 69NWinding stem40769.21Clutch wheel41069-21Winding pignon415FHF 69Ratchet wheel420FHF 692Crown wheel434FHF 69NClicking spring43569-21Yoke spring44069-21Yoke spring443FHF 69NSetting lever assembled445FHF 69NSetting lever spring45069-21Setting wheel471691Friction spring f. sweep sec.-pinion70369-21Escape wheel -pinion 1 lower end-piec.71069-21Pallet fork -pinion 1 lower end-piec.72169-21Balance cplt. -regulated72869-21Balance staff ST -shock-absorber73075 / 75Roller770BMainspring255869-21Doubel-toothed hour wheel
