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A Michel 521
Ligne: 11.5'''
Jewels: 17/21
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1955
Diameter: 25.6 mm
Height: 3.5 mm
Hands: 1.30 x 0.90 x 0.21 mm
Base: Fontainemelon 66-4N
The A Michel 521 is a mechanical watch movement that was introduced around 1955. It features manual winding, sweep second hand, and a date function which can be set by changing the 21-24h position.
The A Michel 521 features the following functions:
- Date: set by changing 21-24h
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.00 x 0.120 x 10.5 mm | Manual | Buy mainspring |
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
| Part Description | Reference # | Alternate | Buy |
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