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Seiko 7321-5390
Ligne: 11.5'''
The Seiko 7321-5390 watch movement features a sweep seconds function, allowing for the continuous motion of the seconds hand around the dial. It is equipped with the Incabloc shock protection system, which helps to mitigate the effects of external shocks on the movement, enhancing its durability and reliability.
The Seiko 7321-5390 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 |
|---|---|---|---|
| 1.50 x 0.100 x 300 x 9.0 mm | GR4122 | Manual | Buy mainspring |
| 1.50 x 0.105 x 300 x 9.0 mm | GR4134 | 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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