Longines Heritage Ultra-Chron Classic 40mm Automatic L2.937.4.72.6 brand_topper-ideal-lab-diamonds One way rotating elapsed timing

One way rotating elapsed timing bezel

and manual or automatic winding

the Seawolf is at ease up in the air and deep down the oceans

finishes and colours to suit different lifestyles and personalities

Longines Heritage Ultra-Chron Classic 40mm Automatic L2.937.4.72.6 brand_topper-ideal-lab-diamonds One way rotating elapsed timingRevisiting a classic, high frequency pioneer In 1968, Longines launched the Ultra Chron Diver, the first dive watch equipped with a high frequency movement. At the time, Longines had already established itself as a pioneer in high frequency technology. As early as 1910, the winged hourglass brand created the first high frequency timekeeping device capable of measuring 1 10th of a second. In 1959, Longines developed the first high beat movement for a