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ETA 389
The ETA 389 watch movement features a sub seconds function, displaying seconds on a separate subdial from the main hours and minutes. It is a mechanical movement, powered by a mainspring and regulated by a balance wheel.
The ETA 389 features the following functions:
- Mechanical Movement
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 293 | Ordinary/None | Buy staff |
| 165 | Ordinary/None | Buy staff |
| 279 | Incabloc | Buy staff |
| 3253 | Supershock | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.60 x 0.100 x 300 x 9.0 mm | GR4486 | 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 |
|---|---|---|---|
| BALANCE COMPLETE | 721/615 | 54/BUL 10BT | Buy part |
| MAINSPRING 1.60-.10-300 9 | MS-711K | GR 4486 | Buy part |
| PALLET ARBOR, 40-90-10 S/S | 72S/81P | 714/AS 1045 | Buy part |
| ROLLER 180X80X36 | 82S/41R | Buy part | |
| ROLLER, INCABLOC 180X80X36 | 82S/148R | 730/AUR 18 | Buy part |
| STAFF, INCA COL 60 # | 100/734 | 723/WIT 11BG | Buy part |
| STAFF, N/SHOCK HSP 60 ROL 37 | 100/84 | Buy part | |
| STEM, FEMALE OA 9.55 | 360/18 | 404/AS 1200 | Buy part |
| STEM, HUB 1.25 TAP 10 | 200/56F | 401/AS 1200 | Buy part |
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