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Fontainemelon 821-4
(Font)
Ligne: 10.5'''
Jewels: 15
Power Reserve: 31 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1930
Diameter: 23.6 mm
Height: 4.2 mm
Hands: 1.35 x 0.70 / 0.16 mm
The Fontainemelon 821-4 is a manual wind mechanical watch movement with sub second function. It is a movement that was commonly used around the period of 1930. Detailed differences between the Fontainemelon 821-4 and the ETA 788 are not known.
The Fontainemelon 821-4 features the following functions:
- Manual Winding
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 825 | Ordinary/None | Buy staff |
| 882 | Incabloc | Buy staff |
| 3237 | Supershock | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.60 x 0.115 x 240 x 9.0 mm | GR4522 | Manual | Buy mainspring |
| 1.60 x 0.120 x 240 x 9.0 mm | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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