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Seiko 7321-5400
Ligne: 11.5'''
Jewels: 12/13
Frequency: 18000 vph
Period used: 1962-
Diameter: 25.6 mm
Hands: 1.30 x 0.85 mm
The Seiko 7321-5400 watch movement is an electromechanically controlled balance motor movement with a sweep second and hack feature. It incorporates electronic components and is equipped with shock protection. The movement also features a sweep seconds hand and it was used during the period of 1962 onwards.
The Seiko 7321-5400 features the following functions:
- Electromechanically controlled balance motor
- Electronic Movement
- Hack feature
- Shock Protection
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
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