HATTORY-SEIKO 6619A Brand HATTORY-SEIKO Caliber 6619A Size Function Version Hands Stem 354-417 Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) 401-690 Mainspring (subs.) 1.35 x 9.0 AUT Battery Watchparts Part NocaliberdescriptionoriginalArtno.401BHandsetting stem354-41798403544171482= 4006Ratchet wheel driving wheel505-6909840505690