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ETA 1307
Ligne: 9.5 x 10.5'''
Jewels: 17
Power Reserve: 30 hrs
Frequency: 18000 vph
Type: Automatic
Period used: 1951-
Size: 21 x 23.9 mm
Height: 5.8 mm
Hands: 1.22 x 0.72 x 0.20 mm
Base: Gruen 480
The ETA 1307 watch movement is a detached manual wind movement that was produced from 1951 onwards. It features a Breguet hairspring and earlier samples of this movement had a stronger bevelled plate. Throughout its production period, the ETA 1307 movement underwent various detail modifications. This movement also includes the functions of automatic winding and sweep seconds.
The ETA 1307 features the following functions:
- Automatic Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.10 x 0.095 x 300 x 9.0 mm | GR2605X | 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) |
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Documents
Parts Listing
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