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Longines 284
Jewels: 15
Power Reserve: 33 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1893
Diameter: 45.75 mm
Height: 10.1 mm
Hands: 2.46 x 1.27 / 0.30 mm
The Longines 284 watch movement is an open face calibre, model 5, which was produced in 1895 with a total of 4100 units. It features a bimetallic screw balance and a Breguet hairspring. Notably, the ratchet is located under the base plate, and it also employs a negative stem mechanism with a rocker bar. The movement offers stem winding, which can be switched using the crown or lever. Additionally, it includes a sub-second function. The Longines 284 movement was primarily used around the year 1893.
The Longines 284 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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