RONDA 4002.B Exploded diagram Brand RONDA Caliber 4002.B Size 12 1/2 Function o. SC-D(12) BIG DATE Version Hands 0.90x1.50 Stem = RL 5000 Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery MovementsArtno.brandcaliberSizehandsfunctionspecial168700RONDA4002.B12 1/20.90x1.50o. SC-D(12) BIG DATE WatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem3000.177982004015000