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ETA 2500
Ligne: 19'''
Jewels: 15/16
Power Reserve: 39 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1920
Diameter: 42.95 mm
Height: 5.1 mm
Hands: 1.70 x 0.56 / 0.28 mm
Base: Fontainemelon 2144
The ETA 2500 watch movement, manufactured around 1920, is available in both open-face and hunter calibre options. It features a bimetallic screw balance and a Breguet hairspring. Additionally, it offers functions such as stem wind and set, as well as a sub-second hand.
The ETA 2500 features the following functions:
- Stem wind and set
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 593 | Ordinary/None | Buy staff |
| 595 | Ordinary/None | Buy staff |
| 2930 | Ordinary/None | Buy staff |
| 637 | Ordinary/None | Buy staff |
| 631 | Ordinary/None | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.90 x 0.210 x 490 x 17.0 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 |
|---|---|---|---|
| STAFF | 100/337 | Buy part | |
| STEM, TAP 1.44 | 200/350F | 401/FF 2124 | Buy part |
| STEM, TAP 1.44 (LONG) | 200/351F | Buy part |
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