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Citizen 821A
Ligne: 11.75'''
Jewels: 25/30
Lift Angle: 52°
Power Reserve: 45 hrs
Frequency: 18000 vph
Type: Automatic
Period used: ~1962
Diameter: 26.8 mm
Height: 5.3 mm
Hands: 2.00 x 1.50 x 0.90 x 0.20 mm
The Citizen 821A is a mechanical watch movement that was developed in 1962. It features an automatic winding system and supports both 12-hour and 24-hour displays with center hands. The movement also includes a sweep-second function and a date complication that can be set by adjusting the time between 19:30 and 24:00. The Citizen 821A movement was commonly used during the period around 1962.
The Citizen 821A features the following functions:
- 12h- and 24h display, center hands
- Automatic Winding
- Calendar
- Date: set by changing 19:30-24h
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 4776 | Ordinary/None | Buy staff |
| 4776 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.110 x 360 x 10.0 mm | GR3701X | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More | |||
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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