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A Michel 640
Ligne: 5.75 x 6.75'''
Jewels: 17
Lift Angle: 56°
Power Reserve: 36 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1964-1970
Size: 13 x 15.2 mm
Height: 3.5 mm
Hands: 1.10 x 0.55 mm
The A Michel 640 watch movement, which was in use from 1964 to 1970, shares similarities with its predecessor, the Durowe 71 movement. Notably, it features a wider main spring. This movement is designed for manual winding.
The A Michel 640 features the following functions:
- Manual Winding
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 4600 | Ordinary/None | Buy staff |
| 3830 | Ordinary/None | Buy staff |
| 4599 | Duroswing | Buy staff |
| 4153 | Duroswing | Buy staff |
| 4599 | Incabloc | Buy staff |
| 4153 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.070 x 220 x 6.0 mm | GR3186 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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