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Seiko 0903-8020
Ligne: 10.5'''
The Seiko 0903-8020 is a mechanical movement, featuring functions such as timekeeping and powering the watch through a series of mechanically driven gears and springs.
The Seiko 0903-8020 features the following functions:
- Mechanical Movement
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.110 x 240 x 8.0 mm | GR3279 | 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 1.30-.11-240 8 | MS-410E | GR 3279 | Buy part |
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