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Seiko 2P20-0B70
Jewels: 19
The Seiko 2P20-0B70 watch movement is an open face calibre that is American made.
The Seiko 2P20-0B70 features the following functions:
- American Made
- Open Face Calibre
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 |
|---|---|---|---|
| BALANCE COMPLETE, D/R | 113011/HAM | 113011/HAM | Buy part |
| BALANCE COMPLETE, S/R | 113010/HAM | 113010/HAM | Buy part |
| BARREL AND CAP | 115011/HAM | 18/HAM | Buy part |
| BARREL AND CAP | 115012/HAM | 233/HAM | Buy part |
| BARREL ARBOR BEFORE S#459801 | 101011/HAM | 23/HAM | Buy part |
| BARREL ARBOR, MOTOR (SEE NOTE) | 101012/HAM | 236/HAM | Buy part |
| BARREL JEWEL LOWER | 239010/HAM | 132/HAM | Buy part |
| JEWEL, ENDSTONE BALANCE | 245012/HAM | 166/HAM | Buy part |
| JEWEL, FOURTH UPPER | 255011/HAM | 141/HAM | Buy part |
| JEWEL, UPPER BARREL | 239011/HAM | 130/HAM | Buy part |
| JEWEL, UPPER CENTER | 241011/HAM | 241011/HAM | Buy part |
| PALLET ARBOR 2 PCS S/S PVTS | 103011/HAM | 103011/HAM | Buy part |
| PALLET ARBOR STRAIGHT PIV | 103013/HAM | 103013/HAM | Buy part |
| SCREW, CASE | 393010/HAM | 179/ALL GRADES | Buy part |
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