MIYOTA 6W20 Exploded diagram Brand MIYOTA Caliber 6W20 Size 11 1/2 Function SC-D-D-CHR Version Hands 0.70x1.20x0.20 Stem 065-419 Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery 399 MovementsArtno.brandcaliberSizehandsfunctionspecial167374MIYOTA6W2011 1/20.70x1.20x0.20SC-D-D-CHR