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Seiko 1F20-5H70
Ligne: 10.5'''
The Seiko 1F20-5H70 watch movement features a sweep seconds function.
The Seiko 1F20-5H70 features the following functions:
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 4190 | Ordinary/None | Buy staff |
| 3485 | Ordinary/None | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.110 x 260 x 8.0 mm | GR3696 | 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 |
|---|---|---|---|
| 200/520F | Buy part | ||
| ESCAPE WHEEL, S/S | 705/1081 | Buy part | |
| MAINSPRING | 5086 | /FF 8444 | Buy part |
| MAINSPRING 1.40-.11-260 8 | MS-510H | GR 3696 | Buy part |
| MINUTE WHEEL | 260/904 | Buy part | |
| SCREW, SET LEVER | 5443/1172 | Buy part | |
| STAFF | 100/1743 | Buy part |
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