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Fontainemelon 815
(Font)
Jewels: 17
Power Reserve: 33 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1891-1893
Diameter: 45.75 mm
Height: 10.1 mm
Hands: 2.46 x 1.27 / 0.30 mm
The Fontainemelon 815 watch movement, produced from 1891 to 1893 with a total of 13,000 units, features an open face calibre known as model 5. This movement incorporates a bimetallic screw balance and a Breguet hairspring, ensuring stability and accurate timekeeping. It also includes a regulator with a nut on the thread bow for fine adjustment. The Fontainemelon 815 watch movement distinguishes itself with a ratchet positioned under the base plate and a negative stem mechanism with a rocker bar. Additionally, this movement offers stem winding functionality that can be switched using either the crown or lever, as well as a sub-second feature.
The Fontainemelon 815 features the following functions:
- Stem wind, switching by crown or lever
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 2.90 x 0.230 x 540 x 18.0 mm | DBH | 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) |
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Documents
Parts Listing
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