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Seiko 0903A
The Seiko 0903A watch movement features Incabloc Shock Protection, ensuring enhanced resistance to external impacts and vibrations. Additionally, it includes Sweep Seconds, facilitating a smooth and continuous sweeping motion of the seconds hand.
The Seiko 0903A features the following functions:
- Incabloc Shock Protection
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|
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 |
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