Brand MAURICE LACROIX Caliber 83... Size 13 Function CHR Version Hands 1,10x1,60 Stem 6516 Stem (subs.) Stem (2 pce) 6516 WD (WIT) Balance staff 35901 Balance staff (subs.) Mainspring (subs.) 1,3x12,0x0,14 Mainspring (subs.) Battery