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Unitas 353
Ligne: 6.75'''
Jewels: 15/17/21
Power Reserve: 38 hrs
Frequency: 18000 vph
Type: Manual Wind
Diameter: 15.25 mm
Height: 3.3 mm
Hands: 1.00 x 0.55 mm
The Unitas 353 watch movement is a manual wind mechanical movement. It features an optional escape-wheel protector and shares similarities with the A. Schild 969 movement. The specific differences between the two movements are not known, but it is speculated that the 981 and 969 designations may refer to different bridge layouts.
The Unitas 353 features the following functions:
- Manual Winding
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.060 x 200 x 5.5 mm | GR4041 | Manual | Buy mainspring |
| 1.50 x 0.060 x 180 x 5.5 mm | GR4040 | 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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