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Forster 187
(Foresta)
Ligne: 5.75 x 6.75'''
Jewels: 17
Power Reserve: 33 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1955
Size: 13 x 15.1 mm
Height: 3.85 mm
Hands: 1.10 x 0.65 mm
The Forster 187 watch movement is a manual wind movement with Incabloc Shock Protection. It was used during the period approximately around 1955. There are no known differences between the 558 and 559 watch movements.
The Forster 187 features the following functions:
- Incabloc Shock Protection
- Manual Winding
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 4438 | Ordinary/None | Buy staff |
| 4438 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.10 x 0.070 x 200 x 6.0 mm | GR2563 | 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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