COSC chronometer certification
GPTKB entity
Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:certification
|
| gptkbp:annualCertifiedMovements |
~1.6 million
|
| gptkbp:appliesTo |
mechanical watch movements
|
| gptkbp:awardedBy |
Contrôle Officiel Suisse des Chronomètres
|
| gptkbp:country |
gptkb:Switzerland
|
| gptkbp:criteria |
precision
accuracy temperature resistance isolation from magnetic fields |
| gptkbp:established |
1973
|
| https://www.w3.org/2000/01/rdf-schema#label |
COSC chronometer certification
|
| gptkbp:notableBrand |
gptkb:Rolex
gptkb:Breitling gptkb:Omega gptkb:TAG_Heuer gptkb:Tissot |
| gptkbp:percentageOfSwissWatches |
~6%
|
| gptkbp:result |
chronometer certificate
|
| gptkbp:standardizedBy |
ISO 3159
|
| gptkbp:testedBy |
15 days
|
| gptkbp:testPositions |
5 positions
|
| gptkbp:testTemperatures |
3 temperatures
|
| gptkbp:usedBy |
Swiss watch manufacturers
|
| gptkbp:bfsParent |
gptkb:Formex_Essence
|
| gptkbp:bfsLayer |
8
|