ISO 3159
Timekeeping instruments — Wrist-chronometers with spring balance oscillator
active, Most Current
Buy Now
| Organization: | ISO |
| Publication Date: | 15 December 2009 |
| Status: | active |
| Page Count: | 10 |
| ICS Code (Watches): | 39.040.10 |
scope:
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.
Document History
ISO 3159
December 15, 2009
Timekeeping instruments — Wrist-chronometers with spring balance oscillator
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...
February 1, 1976
Timekeeping Instruments - Wrist-Chronometers with Spring Balance Oscillator
A description is not available for this item.