
Timekeeping instruments - Watch external parts made of hard materials - General requirements and test methods
出版:International Organization for Standardization

專家解讀視頻
Defines whole watches, in which all or some of the components of the external parts are made of hard material, with the exception of watch glasses.
BS PD ISO/TS 18684 : 2015 - Identical
XP ISO/TS 18684 : 2015 XP - Identical
BS PD ISO/TS 18684 : 2015 - Identical
XP ISO/TS 18684 : 2015 XP - Identical