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Seiko 8420-5519
The Seiko 8420-5519 features the following functions:
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.10 x 0.095 x 220 x 7.5 mm | GR2601 | Manual | Buy mainspring |
| 1.00 x 0.100 x 220 x 8.0 mm | GR2439 | 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 |
|---|---|---|---|
| CENTER WHEEL | 201/GRU 465 | 200/GRU 465 | Buy part |
| MAINSPRING 1.00-.10-220 8 | MSN-1190 | GR 2439 | Buy part |
| OVERSIZED STEM | 401/GRU 465 | Buy part | |
| SET WHEEL | 450/GRU 465 | Buy part | |
| STAFF | 100/394 | Buy part | |
| STEM | 200/409F | Buy part | |
| THIRD WHEEL | 210/GRU 465 | Buy part |
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