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Logo of the official Swiss chronometer testing agency [[COSC]] (click to enlarge!)
Logo of the official Swiss chronometer testing agency COSC

Watch type

(Greek Chronos = time, metrein = to measure very accurate timepiece)

A chronometer is a precision watch that is regulated in different positions and at different temperatures, and which has received an official certificate of the performed chronometer certification by a neutral official authority.

The development of chronometers began with an announcement of the British Parliament in the year 1714 the Act of the Queen Anne (Act of Parliament).


For more details and history of the official chronometer certification, see


chronometer.txt · Last modified: 03.07.2022 15:33 by

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