Online Movement Photo Catalogue

Record Ref: 23
Category: Watch
Manufacturer: unknown
Country: Switzerland
Year: 1890-1910
Number of gear trains: 2
Plates - material: Brass
Plates - shape: Round\Oval
Manufacturers marks:
Plates - size (mm): 44
Escapement type: Lever
Timekeeping Balance Wheel
Primary motive force: Mainspring
Calendar: Yes
Winding: Pendant both directions
Setting: Pendant calendar hands - by
Special features: Repeater
Notes: This is a split second chronometer, the left small face is a chronometer minute and hours counter and a week calendar, the right one is an ordinary watch face plus month calendar, on the top there is a moon calendar and Reaumur thermometer, on the bottom - second hand (the bigger),and another, that rotates once a second. The big button against 40 seconds is to stop the balance wheel. It also has minute repetition. The chrome-plated case seems to be late. No signs except for Avance-Retard. It has two spring barrels, that are  winding by rotating the pendant head in opposite directions. 

Photo (c) Mikhail Guryev

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