- Movement runs about 10-days on a winding
- One piece Porcelain dial
- Measures 26.5 inches X 7.25 inches wide
- 3.5 inch dial, 4 1/8 outside bezel
- Case refinished
- Top carving and bottom finial replaced
This is an extremely rare Wenzel Schonberger miniature Vienna regulator. Sometimes referred to as a salesman sample.