From Manufacture Royale -
Here are the pertinents -
|Courtesy of Manufacture Royale|
1770 Haute Voltige
Calibre MR07, Self-winding mechanical movement
36 mm diameter, 9.45 mm thick. Power reserve of 40 hours.
Hand decorated Plate with Côtes de Genève finishing, 5N engraving. Hours, minutes and second time zone.
45 mm black pvd micro blasted stainless steel