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Seiko W921-402D
The Seiko W921-402D watch movement is a quartz movement that offers accurate timekeeping through the use of a quartz crystal oscillator. It relies on the piezoelectric properties of the crystal to generate a consistent frequency that drives the movement of the watch. As a quartz movement, the Seiko W921-402D provides precise timekeeping capabilities.
The Seiko W921-402D features the following functions:
- Quartz Movement
Balance Staff Listing
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Mainspring Listing
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Incabloc Part Listing
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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