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Cortebert 490
Ligne: 13'''
Jewels: 17
Power Reserve: 48 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1943-
Diameter: 30 mm
Height: 5.8 mm
Hands: 1.60 x 1.10 x 0.25 mm
Base: Valjoux 73VZM
The Cortebert 490 watch movement, which was used from 1943 onwards, is a manual-wind chronograph mechanism based on the Valjoux VZ movement. It features a pillar wheel design and functions as a 60-second and 30-minute chronograph with center-minute and center-second hands.
The Cortebert 490 features the following functions:
- 30min chronograph function
- 60s chronograph function
- Center-minute and -second display
- Manual-wind chronograph
- Pillar wheel chronograph
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.140 x 380 x 12.0 mm | GR3358 | Manual | Buy mainspring |
| 1.30 x 0.140 x 360 x 12.0 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) |
|---|
Parts Listing
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