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Buser 18.5
Ligne: 11.5'''
Jewels: 7/17
Power Reserve: 43 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: ~1970
Diameter: 26 mm
Height: 4.7 mm
Hands: 1.50 x 0.90 x 0.21 mm
The Buser 18.5 is a mechanical watch movement that features a distinctive design where the train and hand gears are driven separately by the barrel. Notably, there is limited information available to differentiate between the Z171 and Z172 variations of this movement. In terms of functionality, the Z172 offers manual winding, a sweep second hand, and a calendar feature that can be adjusted by changing the time to 21:40-24h. It also includes an Adjustable Stud Holder for precise regulation. The Z172 movement was commonly used in watches produced around the 1970s.
The Buser 18.5 features the following functions:
- Adjustable Stud Holder
- Calendar
- Date: set by changing 21:40-24h
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.20 x 0.120 x 350 x 11.0 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
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