IS 9243 : Part 1 : 1987 Method of test for wrist watches Part 1 Antimagnetic

1 Scope

Lays down the antimagnetic properties of wrist watches forgeneral use and specifies the method of test for the verificationof these properties.

1.1 This standard is meant for product confirmation test and notfor checking each individual watch in production since the test maycause alteration in the rate of the watch necessitatingreadjustment even if the minimum requirements have been satisfied.