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Tissot 17.5-21
Ligne: 7.75'''
Jewels: 17
Power Reserve: 44 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: 1965-1972
Diameter: 17.5 mm
Height: 3.3 mm
Hands: 1.20 x 0.70 x 0.20 mm
Base: ETA 2540
The Tissot 17.5-21 is a manual wind watch movement that was used during the period of 1965 to 1972. It is not known what differences exist between the 780, 782, and 3304 variations of this movement. The key functions of the Tissot 17.5-21 include manual winding and a sweep second hand.
The Tissot 17.5-21 features the following functions:
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.080 x 245 x 7.5 mm | Manual | Buy mainspring |
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 |
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