FHF 691N M6 Brand FHF Caliber 691N M6 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.245691M6Cannon pignon sweep sec. H = 27092000245691M255669-21M6Datumstern- / Datumanzeiger- Mitnehmerrad92002556692255769-21M6date indicator92002557692257569-21Date jumper spring920025756922576FEF 6665M6Date jumper92002576FEF