scope:

This Standard specifies the requirements for shock resistance of shock-resistant wrist watches (hereafter referred to as watches) and describes the corresponding test method. It is based on the simulation of the shock received by a wrist watch while falling from a height of 1 m onto a horizontal wooden floor. This Standard is not applicable to pocket watches.

NOTE The International Standard corresponding to this Standard and the symbol of degree of correspondence are as follows.

ISO 1413:2016 Horology-Shock-resistant wrist watches (MOD)

In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/IEC Guide 21-1.