Official Swiss Chronometer Testing Agency
(COSC)

Timepieces submitted in 1999

Type

Passed

Failed

Mechanical 874,933 30,566
Quartz 71,603 4,839
 
Top Brands
Rolex 584,607
Omega 137,750
Breitling 127,659
Bulgari 22,601
Tag Heuer 13,342
Panerai 12,826
Vacheron Constantin 5,152
Tissot 4,838
Montega 4,186
Concord 3,319
Ikepod 3,287
Zenith 2,481
Ebel 2,456
Swatch 1,957
Mühle Glashütte 1,468
Ulysse Nardin 1,280
 

 

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