Watch Database

    Mainspring

    For Citizen 4121

    1.00 x 0.100 x 9.5 mm

    Height (H): 1mm

    Thickness (T): 0.1mm

    Barrel Diameter (BD): 9.5mm

    End Type: Auto

    To look for similar mainsprings that exactly match a specific dimension, select it from the links above.

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    GR Approximation

    This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:

    GR Reference #MainspringBuy
    GR2436X1.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    GR2450X1.00 x 0.105 (0.100) x 320 x 10.0 (9.5) mm
    Buy mainspring
    GR2452X1.00 x 0.105 (0.100) x 360 x 10.0 (9.5) mm
    Buy mainspring
    GR2429X1.00 x 0.090 (0.100) x 420 x 10.0 (9.5) mm
    Buy mainspring
    GR24571X1.00 x 0.110 (0.100) x 420 x 10.0 (9.5) mm
    Buy mainspring

    Movement Listing

    This mainspring is used by the following movements:

    MovementDescriptionLigne
    Bulova C852138BULOVA CASE REFERENCE
    Seiko Y102-524APULSAR CASE REFERENCE
    Bulova N106BULOVA 2604.10 (LED)
    Seiko 5606-8058SEIKO
    Citizen 36-0082CITIZE CASE REFERENCE
    Citizen 4-161106CITIZEN CASE
    Citizen AE-0032CITIZE CASE REFERENCE
    Citizen 4-272854CITIZEN CASE
    Citizen 4-272854CITIZEN CASE
    Citizen 4-313321CITIZEN CASE
    Seiko V011-6030SEIKO CASE REFERENCE
    Citizen 4-323653CITIZE CASE REFERENCE
    Citizen 4-326741CITIZEN CASE
    Citizen 4-711084CITIZE CASE REFERENCE
    Citizen 4-T00704CITIZEN CASE REFERENCE
    Citizen 4-Y60489CITIZEN CASE
    Seiko 2P21-5300SEIKO CASE REFERENCE COSERVE 2003/2004
    Citizen 49-1926CITIZE CASE REFERENCE
    Citizen AC-6752CITIZEN CASE REFERENCE
    Citizen AE-0032CITIZE CASE REFERENCE
    Fontainemelon 53JUMP HOUR8.75 x 12
    Omega 111.0141OMEGA CASE USES CALIBER 625
    Citizen 4-Y60489CITIZEN CASE
    Omega 16106OMEGA CASE - USES CALIBER 210/240
    Omega 2360OMEGA CALIBER CASE USES 220
    Omega 311.022OMEGA CASE USES CALIBER
    Omega 551.091OMEGA CASE USES CALIBER 663
    Omega 595.0001OMEGA CASE USES CALIBER 1330
    Citizen 4-Y60489CITIZEN CASE
    Omega 595.050OMEGA CASE USES CALIBER 1387
    Ronda 2237,2238JOLD LEVER NO ILLUSTRATIONS AVAILABLE 2239
    Seiko 1E50-0069SEIKO CASE REFERENCE
    Seiko 2E20-6510SEIKO CASE REFERENCE
    Seiko 2P21-5300SEIKO CASE REFERENCE COSERVE 2003/2004
    Seiko 5606-8058SEIKO
    Seiko V011-6030SEIKO CASE REFERENCE
    Seiko Y102-524APULSAR CASE REFERENCE
    Seiko Y789-5860PULSAR CASE REFERENCE

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    Similar Mainspring Listing

    This mainspring is similar to the mainspring used by the following movements. A similar mainspring differs slightly in one or more dimensions but may possibly still work as a replacement. When values differ the exact value is shown brackets for reference:

    MovementMainspringBuy
    Hamilton 6631.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Dugena 10101.00 x 0.095 (0.100) x 9.5 mm
    Buy mainspring
    Hamilton 6661.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Hamilton 6201.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Hamilton 6191.00 x 0.095 (0.100) x 9.5 mm
    Buy mainspring
    Dugena 10001.00 x 0.095 (0.100) x 9.5 mm
    Buy mainspring
    Buren 10071.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 10001.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 10011.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 10061.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 10081.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Hamilton 6911.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 13221.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 1000A1.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Hamilton 6631.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 12801.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 12811.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 10031.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 10051.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 10021.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Hamilton 6681.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Hamilton 6661.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 13201.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 13211.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 1001A1.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Hamilton 6201.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Hamilton 6211.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 10211.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    Buren 12821.00 x 0.095 (0.100) x 340 x 9.5 mm
    Buy mainspring
    A. Schild 18311.00 x 0.105 (0.100) x 320 x 10.0 (9.5) mm
    Buy mainspring
    Omega 5701.00 x 0.105 (0.100) x 320 x 10.0 (9.5) mm
    Buy mainspring
    Omega 5711.00 x 0.105 (0.100) x 320 x 10.0 (9.5) mm
    Buy mainspring
    Mido 11271.00 x 0.105 (0.100) x 360 x 10.0 (9.5) mm
    Buy mainspring
    Universal Geneve 2181.00 x 0.090 (0.100) x 420 x 10.0 (9.5) mm
    Buy mainspring
    Universal Geneve 218-91.00 x 0.090 (0.100) x 420 x 10.0 (9.5) mm
    Buy mainspring
    Mido 1127OC1.00 x 0.115 (0.100) x 340 x 10.0 (9.5) mm
    Buy mainspring

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