UNITAS 187 Brand UNITAS Caliber 187 Size 10 1/2 Function Version Hands 0,70x1,30 Stem 6912 Stem (subs.) Stem (2 pce) Balance staff 31216 INCA Balance staff (subs.) Mainspring (subs.) 1,55x8,5x0,09 Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.100BMain plate jewelled92000100187105BBarrel bridge92000105187110BBarrel and train wheel bridge92000110187121BScrew for balance bridge92000121187125BPallet bridge92000125187182180Barrel with drum + cover92000182180195180Barell arbor92000195180201180Centre wheel -without cannon92000201180210180Third wheel92000210180240180Cannon pinion92000240180250180Hour wheel92000250180260180Minute wheel92000260180301BRegulator for flat hairspring92000301187311180Rückerplättchen mit Stein92000311180330BDecksteinplättchen für Unruh92000330187336176Decksteinplättchen oben für Ankerrad/Hemmungsrad92000336176346BDecksteinplättchen unten für Ankerrad/Hemmungsrad92000346187401199Winding stem92000401199401Winding stem8026912407180Clutch wheel92000407180410180Winding pignon92000410180415180Ratchet wheel92000415180420180Crown wheel92000420180422180Crown wheel ring92000422180425180Clicking spring92000425180430180Click spring92000430180435180Yoke spring92000435180440180Yoke spring92000440180443180Setting lever assembled92000443180445180Setting lever spring92000445180450180Setting wheel92000450180702BEscape wheel -pinion 2 end-piec.92000702187704180Escape wheel -pinion 1 upper end-piec.92000704180705180Escape wheel -pinion straigt piv.92000705180710180Pallet fork -pinion 1 lower end-piec.92000710180721BBalance cplt. -regulated92000721187723180Balance staff ST -shock-absorber92000723180723Balance staff ST -shock-absorber80231216728180Balance staff ST -shock-absorber92000728180770BMainspring92000770187