Watch Database

    Hamilton 639

    ULTRA THIN

    Base: Buren 280

    Mainspring Listing

    DimensionsGR Reference #End Type
    1.00 x 0.110 x 340 x 10.0 mmManual
    1.00 x 0.105 x 340 x 9.5 mmGR2451Manual

    Parts Listing

    Part DescriptionReference #AlternateDiscontinued
    BALANCE COMPLETE, HT 2.46721/1396721/1396Yes
    BARREL182/901
    BARREL ARBOR195/1012195/BUR 280
    CANNON PINION, HT 1.69240/1481
    CANNON PINION, HT 1.85240/1627
    CENTER WHEEL201/869
    CLICK425/747
    CLICKSPRING430/798
    CLUTCH LEVER435/710435/BUR 280
    CLUTCH WHEEL407/849407/849Yes
    CROWN WHEEL COMPLETE420/957
    ESCAPE WHEEL, C/C702/391
    ESCAPE WHEEL, S/S705/1023
    FOURTH WHEEL, REGULAR220/603
    FOURTH WHEEL, REGULAR C/S220/604
    FOURTH WHEEL, SECOND224/531
    FOURTH WHEEL, SECOND C/S224/532224/532Yes
    HOUR WHEEL, HT 1.00250/1223
    HOUR WHEEL, HT 1.23250/1343
    MAINSPRING770/90
    MAINSPRING 1.00-.105-340 9,5MS-15105PGR 2451
    MAINSPRING 1.00-.11-340 10MS-110PGR 2456
    MINUTE WHEEL260/303
    PALLET ARBOR72S/268P714/AS 1525
    PALLET COMPLETE710/998710/998Yes, use 307850/HAM
    RATCHET WHEEL415/946415/946Yes
    REGULATOR301/945
    ROLLER82S/302R
    ROLLER, INC82S/321R
    SCREW, CASE5101/248
    SCREW, CLICK5425/427
    SCREW, CROWN WHEEL5420/574
    SCREW, DIAL SIDE5750/454
    SCREW, PALLET BRIDGE5125/298
    SCREW, PLATE5110/584
    SCREW, RATCHET WHEEL5415/4885415/488Yes
    SCREW, SET BRIDGE5445/344
    SCREW, SET LEVER5443/1078
    SCREW, STUD5738/300
    SET BRIDGE445/967445/967Yes
    SET LEVER W/SCREW443/1090
    SET SPRING440/784
    SET WHEEL450/818
    STAFF, INCA HT 2.47100/2210
    STEM200/1614F200/1614FYes
    STEM401/501401/BUR 280
    THIRD WHEEL210/1103
    THIRD WHEEL, C/S217/48
    WINDING PINION410/1015410/1015Yes

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