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Waltham 870SS
Jewels: 21
Power Reserve: 40 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1936-1938
Diameter: 23.7 mm
Height: 3.9 mm
Hands: 1.12 x 0.64 / 0.19 mm
The Waltham 870SS watch movement, manufactured between 1936 and 1938, was produced in 73,000 units. This model features a manual winding mechanism, a sub-second function, and is considered American-made. It also incorporates a Breguet hairspring.
The Waltham 870SS features the following functions:
- American Made
- Manual Winding
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| STAFF, 8/0S | 22BB/22 | 5849/ELG P7 | Buy part |
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