Longines L3.717.2.56.9 Conquest V.H.P. Quartz Men's Black WatchProduct Highlights As indicated by the name V. H. P., which means "super high precision," the Longines exclusive movement boasts cutting edge quartz accuracy with an annual deviation of 5 seconds. The GPD (Gear Position Detection) system constantly monitors the positions of the hour, minute, and second hands, and immediately detects any misalignment, returning them to the correct display. Specifications Band Length Approximately 12 to 22 cm Weight