ISO 10553:2018
Current
The latest, up-to-date edition.
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English, French
11-15-2018
This document specifies the procedure for evaluating the accuracy of quartz watches, individually and by lots (see Annex A which presents the methods for statistical evaluation of accuracy by lot), and the relationship between the accuracy tested and the accuracy classification given by the manufacturer.
It applies to quartz watches having accompanying documents on which the accuracy classification is indicated.
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