Watch Database
Longines 18.89M
Ligne: 8.75'''
Jewels: 17
Power Reserve: 40 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1950
Diameter: 19.7 mm
Height: 4.4 mm
Hands: 1.30 x 0.80 x 0.20 mm
The Longines 18.89M is a manual wind mechanical watch movement that features a sweep second function. It is similar to the Felsa 725 movement, although the exact differences between the two are not known. The Longines 18.89M movement was commonly used in watches produced around the 1950s.
The Longines 18.89M features the following functions:
- Manual Winding
- Sweep second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.070 x 280 x 7.5 mm | Manual | Buy mainspring | |
| 1.40 x 0.075 x 260 x 7.0 mm | GR3591 | 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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