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Seiko 5M42-5A20
The Seiko 5M42-5A20 watch movement features an offset center wheel, providing enhanced precision and stability. It is equipped with Incabloc shock protection, ensuring the movement's durability and resistance to external impacts. The beat rate of the movement is set at 21600 vibrations per hour (vph), contributing to its accuracy and smooth operation.
The Seiko 5M42-5A20 features the following functions:
- Incabloc Shock Protection
- Offset Center Wheel
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.060 x 180 x 5.5 mm | GR3560 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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