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ETA 500
Ligne: 5.75 x 8.5'''
Jewels: 15/16
Power Reserve: 30 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1930
Size: 12.8 x 19.6 mm
Height: 3.8 mm
Hands: 1.10 x 0.60 mm
The ETA 500 watch movement, which was in use during the 1930s, incorporates a patented space-saving train design in two layers. Additionally, it offers the option of an optional bimetallic screw balance. Variations exist in the form of the 80, 86, 93, 113, 114, 116, 117, 128, 133, 134, 144, 146, 148, 153, 157, 167, and 177 models, but precise differences are not currently available. This movement is predominantly manual wind, providing the necessary energy for its functioning.
The ETA 500 features the following functions:
- Manual Winding
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.080 x 260 x 7.5 mm | GR3923 | Manual | Buy mainspring |
| 1.45 x 0.080 x 250 x 7.5 mm | 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
| Part Description | Reference # | Alternate | Buy |
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