Brand HATTORY-PULSAR Caliber V251A Size 6 3/4x8 Function SC Version Hands 0.65x1.10 Stem 351-131 Gew. 0.80 Stem (subs.) 351-132 Gew. 0.90 Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery 364