Watches ULTRA-CHRON

More than 100 years of experience in manufacturing high-frequency timepieces has made Longines the leading expert in professional timekeeping and sports watches. The high-frequency movements are capable of measuring 1/10th or 1/100th of a second. They have also proven to be extremely accurate. Over the years, Longines has developed a wide range of high-beat stopwatches, chronographs and chronometers, such as the Ultra-Chron.