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Seiko 4N21-0220
Ligne: 8.75'''
The Seiko 4N21-0220 features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.10 x 0.090 x 240 x 7.5 mm | GR2592 | 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 |
|---|---|---|---|
| MAINSPRING 1.10-.09-240 7,5 | MS-212E | GR 2592 | Buy part |
| PALLET ARBOR | 72S/22P | 714/UTC 231 | Buy part |
| ROLLER 180X80X37 | 82S/45R | Buy part | |
| STAFF | 100/1184 | Buy part | |
| STEM | 200/288F | Buy part |
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