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Seiko 8N71A
Jewels: 21
The Seiko 8N71A watch movement is equipped with shock protection to ensure its durability and reliability. It features 21 jewels, a component used in mechanical watches to reduce friction and enhance accuracy.
The Seiko 8N71A features the following functions:
- Shock Protection
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.070 x 220 x 6.0 mm | GR3576 | 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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