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Seiko Y643-0070
The Seiko Y643-0070 is a mechanical movement designed specifically for watches.
The Seiko Y643-0070 features the following functions:
- Mechanical Movement
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.180 x 480 x 15.0 mm | GR3847 | Manual | Buy mainspring |
| 1.40 x 0.170 x 460 x 14.0 mm | GR3831 | 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
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| MAINSPRING 1.40-.18-480 15 | MS-55R | GR 3857 | Buy part |
| STAFF | 100/884 (use 100/541) | 100/884 | Buy part |
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