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TAG HEUER CHRONOmETER*
Only chronometer-certified chronographs are accompanied by a certificate of proof that the movement
has passed all the tests carried out by C.O.S.C. (the Official Swiss Chronometer Testing Institute),
and that its accuracy and reliability were tested for 15 days, in five positions and at three different
9
temperatures.
The personalized number figuring on your certificate corresponds to the movement number of your
chronometer. This unique number guarantees that your watch is a C.O.S.C certified chronometer.
*According to model
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