kronométertanúsítvány
Kronométertanúsítvány, often translated as chronometer certificate, is a document issued by an official testing institute that verifies a watch has met specific precision and performance standards. These standards are typically set by organizations such as the Contrôle Officiel Suisse des Chronomètres (COSC) in Switzerland, or other national metrology institutes.
To obtain a chronometer certificate, a watch movement undergoes rigorous testing over a period of several days.
The certificate serves as an assurance to the consumer that the watch is of high quality and