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ISO 3159:1976

Timekeeping instruments — Wrist-chronometers with spring balance oscillator

Publication date:   Feb 1, 1976

95.99 Withdrawal of Standard   Nov 30, 2009

General information

95.99 Withdrawal of Standard   Nov 30, 2009

ISO

ISO/TC 114 Horology

International Standard

39.040.10   Watches

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Scope

Lays down the definition of the term "chronometer", describing the categoeries, the test programme and the acceptable minimum requirements for wrist-chronometers. Wristwatches using a tuning fork oscillator are subjected to these tests pending the availability of separate standards.

Life cycle

NOW

WITHDRAWN
ISO 3159:1976
95.99 Withdrawal of Standard
Nov 30, 2009

REVISED BY

PUBLISHED
ISO 3159:2009