M00000359
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ISO DIS 10553 2017 Edition, April 17, 2017 Horology - Procedure for evaluating the accuracy of quartz watches
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Availability date: 07/13/2021
Description / Abstract:
This International Standard specifies the procedure for evaluating the accuracy of quartz watches, individually and by lots, 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.