Watch Database

    Balance Staff

    For Gruen 550SS

    Ronda #4744

    A: 2.8mm

    B: 1.43mm

    C: 0.79mm

    D: 0.37mm

    E: 0.5mm

    Buy this balance staff

    Movement Listing

    This balance staff is used by the following movements:

    MovementShock SystemDescription
    Seiko 2F50-604HOrdinary/NoneSEIKO CASE
    Seiko 7009-5790IncablocSEIKO CASE REFERENCE
    Seiko V732-0H00Ordinary/NoneSEIKO CASE 971129
    Seiko 5Y30-6A69IncablocSEIKO CASE REFERENCE

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