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Eterna 852U
Ligne: 6.75'''
Jewels: 15/17/21
Power Reserve: 38 hrs
Frequency: 18000 vph
Type: Manual Wind
Diameter: 15.25 mm
Height: 3.3 mm
Hands: 1.00 x 0.55 mm
Base: Mido 600
The Eterna 852U watch movement is a manual wind mechanical movement. It is noted for its optional escape-wheel protector and there are currently no known differences between the 969 and 981 movements, suggesting that the two designations may be used for different bridge layouts.
The Eterna 852U features the following functions:
- Manual Winding
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 123 | Ordinary/None | Buy staff |
| 250 | Incabloc | Buy staff |
| 3241 | Supershock | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.060 x 220 x 6.0 mm | GR4042 | Manual | Buy mainspring |
| 1.50 x 0.060 x 200 x 5.5 mm | GR4041 | Manual | Buy mainspring |
| 1.50 x 0.060 x 180 x 5.5 mm | GR4040 | Manual | 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) |
|---|
Documents
Parts Listing
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