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Seiko 1F21-0F30
The Seiko 1F21-0F30 features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.55 x 0.105 x 320 x 9.5 mm | GR4392 | Manual | Buy mainspring |
| 1.50 x 0.100 x 340 x 9.5 mm | GR4124 | 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 | 721/325 | Buy part | |
| MAINSPRING 1.50-.10-340 9,5 | MS-611P | GR 4124 | Buy part |
| PALLET ARBOR | 72S/91P | 714/FF 200 | Buy part |
| ROLLER 180X80X36 | 82S/41R | Buy part | |
| ROLLER, INCABLOC 180X80X36 | 82S/148R | 730/AUR 18 | Buy part |
| STAFF | 100/336 | Buy part | |
| STAFF, INCA BAL .90 HSP .60 | 100/983 | Buy part | |
| STEM | 200/348F | Buy part | |
| STEM, FEMALE | 360/88 | 360/FF 200 | Buy part |
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