Brand BULOVA Calibre 11 ANACB Size 11 1/2 Function SC-CLD-TG-AUT Version Hands Stem 6049 Stem (subs.) Stem (2 pce) Balance staff 27614 Balance staff (subs.) Mainspring (subs.) 1.10x10.0x0.11 AUT Mainspring (subs.) = 2638 X Battery