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ETA 1281
Ligne: 13'''
Power Reserve: 35 hrs
Frequency: 17280 vph
Type: Manual Wind
Period used: ~1950
Diameter: 29.3 mm
Height: 6.1 mm
Hands: 1.99 x 1.42 mm
The ETA 1281 watch movement features a pin-lever escapement and incorporates an indirect minute hand friction clutch on the barrel. The specific differences between the 677 and 680 models are not specified. This movement functions as a simple manual-wind chronograph with a sweep second hand that allows for start/stop actions but lacks a reset feature. The period of utilization for this movement is approximately around the 1950s.
The ETA 1281 features the following functions:
- Simple manual-wind chronograph, 60s, start/stop of the sweep second, no reset feature
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 330 | Ordinary/None | Buy staff |
| 3419 | Ordinary/None | Buy staff |
| 328 | Ordinary/None | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.155 x 580 x 15.0 mm | GR4276 | 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) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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