Brand KASPER Caliber 1200 Size 5 1/4 Function Version Hands 0,60x1,20 Stem 5517 Stem (subs.) Stem (2 pce) Balance staff 27908 / 29610 Balance staff (subs.) 29211(MR) / 29218(KAS) Mainspring (subs.) 1,35x7,0x0,085 Mainspring (subs.) Battery