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Seiko 7646-6019
The Seiko 7646-6019 watch movement is equipped with a chronograph function, allowing for precise timing and measuring of short periods of time.
The Seiko 7646-6019 features the following functions:
- Chronograph Movement
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 3647 | Ordinary/None | Buy staff |
| 3650 | Shock Resist | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.150 x 420 x 12.5 mm | GR4258 | Manual | Buy mainspring |
| 1.50 x 0.155 x 400 x 12.5 mm | GR4270 | 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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