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ETA 1121
Ligne: 19'''
Jewels: 15
Power Reserve: 37 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1925
Diameter: 43.7 mm
Height: 5.7 mm
Hands: 1.90 x 1.00 / 0.24 mm
The ETA 1121 watch movement, introduced around 1925, features a hunter calibre and is equipped with a bimetallic screw balance with four adjustment screws. It incorporates a Breguet hairspring and offers functions including stem winding and setting, as well as a sub-second display.
The ETA 1121 features the following functions:
- Stem wind and set
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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