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ETA 2891-9
Ligne: 11'''
Jewels: 17
Power Reserve: 46 hrs
Frequency: 18000 vph
Type: Automatic
Period used: 1935-1951
Diameter: 24.8 mm
Height: 5.5 mm
Hands: 1.20 x 0.82 mm
Base: A. Schild 1173
The ETA 2891-9 watch movement, produced from 1935 to 1951, is an automatic (bumper) movement with sweep second functionality. It is equipped with Incabloc Shock Protection, ensuring durability and reliability. The movement was exclusively made for Mido by AS 1081.
The ETA 2891-9 features the following functions:
- Automatic (bumper)
- Incabloc Shock Protection
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 1694 | Ordinary/None | Buy staff |
| 1694 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.60 x 0.075 x 240 x 7.5 mm | Auto | Buy mainspring | |
| 1.60 x 0.075 x 240 x 7.0 mm | GR4437X | Auto | Buy mainspring |
| 1.60 x 0.080 x 220 x 7.0 mm | GR4444X | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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