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Seiko 2949-539A
Ligne: 13.5'''
Jewels: 3
Frequency: 21600 vph
Period used: ~1970
Diameter: 30.5 mm
Height: 7.0 mm
Hands: 1.92 x 1.40 x 0.18 mm
The Seiko 2949-539A watch movement, manufactured around 1970, features a pointed balance staff supported by white jewels. The balance is equipped with a diode in parallel to the inductor, providing stabilization of the amplitude and enhancing durability by extinguishing sparks at the contact. This electromechanically controlled movement also includes functions such as a sweep second hand, day adjustment with a range of +/-24 hours, quickset date feature, and a hack feature.
The Seiko 2949-539A features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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