Watch Database

    Hamilton 640

    Base: Valjoux 7736

    Mainspring Listing

    DimensionsGR Reference #End Type
    1.60 x 0.135 x 420 x 12.5 mmGR4580Manual

    Parts Listing

    Part DescriptionReference #AlternateDiscontinued
    BALANCE COMPLETE, INCA W/SCREW721/1773721/1773Yes
    BARREL182/1216/VAL 7736
    BARREL ARBOR195/1274
    BLOCK LEVER SPRINGX/59338345/VAL 7733
    BLOCKING LEVERX/59278200/VAL 7733
    BLOCKING LEVER LIDX/59288209/VAL 7733
    CANNON PINION, SS HT 3.95245/1060
    CASE CLAMPM/309166/VAL 7730
    CASE CLAMP, THICKNESS .40M/2985166/1/VAL 7730
    CASE CLAMP, THICKNESS .50M/2986166/2/VAL 7730
    CENTER WHEEL, SS206/692206/VAL 7733
    CHRONO RUNNER-30 MINUTEX/59538000/VAL 7736
    CHRONOGRAPH MECHANISM PLATEX/59318281/VAL 7733
    CHRONOGRAPH RUNNER, 45 MINUTEX/59188000/3/VAL 7733
    CLICK425/506
    CLICKSPRING430/601
    CLUTCH LEVER435/910
    CLUTCH WHEEL407/682
    COMPLETE CLUTCH BANK ECCENTRICX/28338401/VAL 7730
    CONVEYORX/59588609/VAL 7736
    COUPLING CLUTCH (MTD)X/59228080/VAL 7733
    COUPLING CLUTCH SPRING (NEW)X/28918320/VAL 7730
    CROWN WHEEL420/671420/VAL 7730
    CROWN WHEEL RING422/366423/VAL 7730
    DETENT W/ARBOR-SHORTX/59638660/VAL 7736
    DIAL RESTX/5956145/VAL 7736
    DRIVING PINIONX/59608630/VAL 7736
    DRIVING WHEELX/59218060/VAL 7733
    ESCAPE WHEEL, C/S704/235
    ESCAPE WHEEL, S/S705/800
    FLY BACK LEVERX/59558180/VAL 7736
    FLY BACK LEVER, 1ST EXECUTIONX/5926X/5926Yes
    FOURTH WHEEL, HT 6.61224/625
    FRICTION SPRINGX/59328290/VAL 7733
    HAMMER CAM JUMPERX/59808356/VAL 7733
    HAMMER MTD-7TH EXECX/68798220/VAL 7734
    HAMMER, MOUNTED 1ST EXECUTIONX/59298220/VAL 7733
    HOUR HAMMERX/59648680/VAL 7736
    HOUR REC STOP LEVERX/59658690/VAL 7736
    HOUR REC STOP LEVER SPRINGX/59668691/VAL 7736
    HOUR REC WHEEL (MTD)X/59578600/VAL 7736
    HOUR RECORDER BRIDGEX/59598620/VAL 7736
    HOUR WHEEL, SS HT 2.95255/788
    MAINSPRING 1.60-.135-420 12,5MS-785V4580-GR
    MINUTE REC WHEEL-30 MINUTEX/5954X/5954Yes
    MINUTE REC WHEEL-45 MINUTEX/59208040/VAL 7733
    MINUTE RECORDING JUMPERX/59308270/VAL 7733
    MINUTE RECORDING WHEEL, 30 MINX/59348020/VAL 7733
    MINUTE WHEEL HOLE .52260/570/VAL 7730
    MINUTE WHEEL HOLE .62260/1111/VAL 7730
    OPERATING LEVER SPRINGX/28958335/VAL 7730
    OPERATING LEVER, MOUNTEDX/5925X/5925Yes
    PALLET ARBOR 40X110X1072S/93P714/AS 1430
    PALLET FORK & ARBOR710/762710/762Yes
    RATCHET WHEEL415/682/VAL 7730
    REGULATOR, W/STUD HOLDER301/1191307/VAL 7730
    ROLLER, INCABLOC 200X90X4282S/155R
    SCREW, BALANCE BRIDGE5110/4365121/VAL 7730
    SCREW, BLOCK LEVER LIDX/593858209/VAL 7733
    SCREW, BRIDGEX/280758500/VAL 7730
    SCREW, CASE5101/362
    SCREW, CASE CLAMP5166/10
    SCREW, CASE,SPECIAL5102/73
    SCREW, CHRONO MECHANISM PLATE5125/19358281/VAL 7730
    SCREW, CLICK5425/301
    SCREW, CONVEYOR SPRINGX/597358720/VAL 7736
    SCREW, COUPLING CLUTCH-MTD-X/593558080/VAL 7733
    SCREW, CROWN WHEEL5420/451
    SCREW, DIAL SIDE5750/646
    SCREW, DRIVE PIN FRIC SPRINGX/597258710/VAL 7736
    SCREW, HAMMERX/593958220/VAL 7733
    SCREW, HAMMER CAM JUMPERX/594058356/VAL 7733
    SCREW, HOUR HAMMERX/597058680/VAL 7736
    SCREW, HOUR REC STOP LEVERX/597158690/VAL 7736
    SCREW, OPERATING LEVERX/593758180/VAL 7733
    SCREW, RATCHET5415/387
    SCREW, SET BRIDGE5445/245
    SCREW, SLIDE GEAR-45 MIN-X/593658100/VAL 7733
    SCREW, STUD5738/225
    SCREW, SWITCH LIDX/596958641/VAL 7736
    SET BRIDGE445/1183445/VAL 7733
    SET LEVER, W/AXLE443/1357443/1/VAL 7733
    SET SPRING440/600
    SET WHEEL450/565450/VAL 7730
    SET WHEEL, LARGE450/566
    SLIDING GEAR, MOUNTED 30 MINX/59238100-VAL 7733
    SLIDING GEAR, MOUNTED 45 MINX/59248120/VAL 7733
    STAFF, INCA (3-ARM)723/1186
    STAFF, INCA 50 COL 100100/2648
    STEM, FEMALE OA8.4 SH3.10360/123360/VAL 7730
    STEM, T10200/1774F200/1774FYes
    STEM, T6200/133F200/133FYes, use 401/612
    STEM, T6401/612401/VEN 150 T6
    STEM, TAP 6 SPECIAL SHOULDER401/752401/3/VAL 7730
    SWITCHX/59618640/VAL 7736
    SWITCH LIDX/59628641/VAL 7736
    THIRD WHEEL210/1328210/VAL 7733
    WIND PINION GUARDM/2519470/VAL 7736
    WINDING PINION410/804

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