GSO ISO 3159:2025

ISO 3159:2009
Gulf Standard   Current Edition · Approved on 14 October 2025

Timekeeping instruments — Wrist-chronometers with spring balance oscillator

GSO ISO 3159:2025 Files

English 5 Pages
Current Edition Reference Language

GSO ISO 3159:2025 Scope

ISO 3159:2009 lays down the definition of the term “chronometer”, describing the categories, the test programme and the acceptable minimum requirements for wrist-chronometers.

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