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ETA 2491
Ligne: 10.75'''
Jewels: 21
Lift Angle: 49°
Power Reserve: 47 hrs
Frequency: 18000 vph
Type: Manual Wind
Diameter: 25 mm
Height: 3.8 mm
Hands: 1.58 x 1.03 x 0.13 mm
The ETA 2491 is a manual wind mechanical watch movement with a sweep second, date function set by changing 21-24h, and a dual mainspring barrel configuration. It features an indirectly driven minute hand that allows for a large balance, and the two barrels are efficiently coupled in parallel to optimize space utilization.
The ETA 2491 features the following functions:
- Calendar
- Date: set by changing 21-24h
- Dual Mainspring Barrels
- Manual Winding
- Sweep Seconds
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.075 x 240 x 7.0 mm | GR3919DB | DB | 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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