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Gruen 531
The Gruen 531 watch movement is an American-made mechanical movement.
The Gruen 531 features the following functions:
- American Made
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 2.80 x 0.190 x 560 x 17.0 mm | GR6989T | T | 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 |
|---|---|---|---|
| ARBOR, PALLET S/S*UA 10-99* | 57559/SB | 57559/SB | Buy part |
| CLICK 16S | 67088/SB | Buy part | |
| JEWEL, AMERICAN BALANCE | 12BB/116 | Buy part | |
| MAINSPRING 2.8-.19-21 3/4 T | MS-JA602 | GR 6989-T | Buy part |
| STAFF, 16S P12 DR REG | 22BB/110 | 187018/SB | Buy part |
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