Important Modern & Vintage Timepieces
Geneva, May 10, 2025
Grading System | |
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Grade: |
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Case: 2-25 |
Very good Chipped |
Movement: 3 |
Good |
Brand Frères Rochat, Switzerland
Model miniature singing bird box
Year Circa 1825
Movement No. 518
Length 73
Caliber Small rectangular brass (70 X 40 mm.), fusee and chain, eight cams and a whistle with sliding piston for the song's modulation. The cams rotate four times per song and lift one step every rotation, allowing a long duration of singing, the multicoloured feathered bird with moving wings and turning head rotating on its axis. Cam-controlled raising of the bird medallion and the bird, with five-wheel train finished by a pinion in eccentric bushing to regulate the speed of the opening and closing. The complicated mechanism allows for precision control of the raising of the bird and medallion, and its speed.
Height 25
Width 58
Signature Singing bird movement signed ''FR'' for Frères Rochat
Accessories Original box