Glossary
Alarm
A pocket watch, wristwatch or clock that automatically sounds at a preset time. The alarm function regained in popularity with the launch, by Eterna in 1908, of a wristwatch with alarm.
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Research
Research
For research into the first Rieussec chronographs, the Fondation de la Haute Horlogerie wishes to locate this piece, made between 1820 and 1830.