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BS ISO 3159:2009

Current

Current

The latest, up-to-date edition.

Timekeeping instruments. Wrist-chronometers with spring balance oscillator

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

28-02-2010

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Categories of wristwatch
5 Definition of criteria
6 Test programme
7 Minimum requirements

Gives the definition of the term "chronometer", describing the categories, the test programme and the acceptable minimum requirements for wrist-chronometers.

Committee
STI/53
DocumentType
Standard
Pages
14
PublisherName
British Standards Institution
Status
Current

This International Standard lays down the definition of the term “chronometer”, describing the categories, the test programme and the acceptable minimum requirements for wrist-chronometers.

NOTE Wristwatches using a tuning fork oscillator are subjected to these tests pending the availability of separate standards.

Standards Relationship
ISO 3159:2009 Identical

ISO 3158:1976 Timekeeping instruments — Symbolization of control positions

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