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Seiko W170-4A20
The Seiko W170-4A20 watch movement operates at a beat rate of 18000 vibrations per hour (vph).
The Seiko W170-4A20 features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|
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 |
|---|---|---|---|
| CANNON PINION, SS HT 2.00 | 014-14 | 245/766 | Buy part |
| CENTER WHEEL, SS COMPLETE | 012-13 | 206/535 | Buy part |
| CLICK | 060-05 | 425/731 | Buy part |
| CROWN WHEEL | 058-06 | 420/934 | Buy part |
| CROWN WHEEL RING | 057-07 | 422/514 | Buy part |
| FOURTH WHEEL, SS HT 5.75 | 023-08 | 227/389 | Buy part |
| RATCHET WHEEL | 059-07 | 059-07 | Buy part |
| SET LEVER WITH AXLE | 067-21 | 443/1075 | Buy part |
| STEM, LENGTH 20.50MM | 065-07 | 065-07 | Buy part |
| THIRD WHEEL C/C (21J) | 017-12 | 219/77 | Buy part |
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