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Certina 19-251
Ligne: 8.75 x 12'''
Jewels: 15
Power Reserve: 43 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1935
Size: 19.95 x 26.5 mm
Height: 3.45 mm
Hands: 1.20 x 0.65 / 0.21 mm
Base: ETA 717
The Certina 19-251 watch movement, similar to the ETA 717 movement but with lower specifications, is equipped with an early Incabloc shock device. The differences between the Certina 19-251 and the Zentra 295 movements are unclear. There are various samples of the Certina 19-251 movement that exhibit both bridge layouts shown in the archived records. The Certina 19-251 movement is a manual wind movement with sub-second functionality, and it was primarily used around the year 1935.
The Certina 19-251 features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.120 x 320 x 10.5 mm | Manual | 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 |
|---|
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