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ETA 2493
Ligne: 19'''
Jewels: 15
Power Reserve: 33 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1930
Diameter: 43.15 mm
Height: 5.6 mm
Hands: 1.85 x 1.10 / 0.27 mm
The ETA 2493 watch movement, utilized around 1930, incorporates a hunter calibre design, a Breguet hairspring, and early samples feature a bimetallic screw balance. The movement shares similarities with the Cortebert 537, with the main difference being variations in bridge layouts. Notable functions of the ETA 2493 movement include stem winding and setting, a sub-second display, right setting, and reverse winding.
The ETA 2493 features the following functions:
- Stem wind and set
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 571 | Ordinary/None | Buy staff |
| 572 | Ordinary/None | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 2.30 x 0.200 x 460 x 16.0 mm | Manual | Buy mainspring | |
| 2.30 x 0.190 x 500 x 15.5 mm | GR6416 | 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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