Horology. Procedure for evaluating the accuracy of quartz watches Ingestion-build-81111 The frequency range covered extends

The frequency range covered extends from 9 kHz to 400 GHz

The new standard offers a better understanding of key principles to support management and establish a common basis on which to compare project standards and practices with those of others

Structural/civil engineering consultancy services

and Crown Dependencies

Horology. Procedure for evaluating the accuracy of quartz watches Ingestion-build-81111 The frequency range covered extendsWhat is this standard about? This document 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.