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Methods of evaluation of the battery life of a battery-powered watch
90.93 Standard confirmed
Timekeeping instruments — Watch external parts made of hard material — General requirements and test methods
60.60 Standard published
Timekeeping instruments — Symbolization of control positions
90.20 Standard under periodical review
Timekeeping instruments — Wrist-chronometers with spring balance oscillator
90.93 Standard confirmed
Methods of evaluation of the battery life of a battery-powered watch
00.00 Proposal for new project received
Horology — Harmonized practices to demonstrate regulatory compliance of clocks and watches
20.60 Close of comment period
Primary batteries — Part 3: Watch batteries — Technical Corrigendum 1
60.60 Standard published