Rarely are watches certified by the COSC (Official Swiss Chronometer Testing Institute). This certificate is only issued to pieces that can guarantee perfect isochronism over a given time and at given positions – in effect, their ability to tell the time correctly, consistently and precisely, within the strict limits enforced by an ISO standard. The […]
The post Frederique Constant Secures Timeless Precision with Highlife Automatic COSC first appeared on Business News Week.