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ETA 1139
Ligne: 10.5'''
Jewels: 15
Power Reserve: 43 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1940
Diameter: 23.7 mm
Height: 4.0 mm
Hands: 1.45 x 0.85 / 0.18 mm
The ETA 1139 watch movement, originally designated as the Langendorf 12, is a manual wind movement with subsecond and sweep seconds functions. It was commonly used during the approximately 1940 period.
The ETA 1139 features the following functions:
- Manual Winding
- Sub Second
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 1459 | Ordinary/None | Buy staff |
| 3704 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.100 x 260 x 8.0 mm | GR3662 | 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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