UNITAS 179 Brand UNITAS Caliber 179 Size 13 Function SC-CLD Version Hands 0,90x1,50 Stem 8030 Stem (subs.) Stem (2 pce) Balance staff 31507 Balance staff (subs.) 31313 INCA Mainspring (subs.) 1,7x11,5x0,13 Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.205BCenter wheel drilled + cannonH= 39092000205179401Winding stem8028030723Balance staff ST -shock-absorber80231507723Balance staff, pivoted80231313