Brand JUNGHANS Caliber 38a Size 18 1/2 Function Version Hands 1,15x1,80 Stem 11602 Stem (subs.) Stem (2 pce) Balance staff 49802 Balance staff (subs.) 51501 JGHS Mainspring (subs.) 2,1x21,0x0,20 Mainspring (subs.) Battery