Chopard, LUC STRIKE ONE series, Self-striking wristwatch, model: The 161912-5001 watch features a 40.5mm diameter and is crafted in luxurious Au750 rose gold. It is available in a limited edition of 100 pieces worldwide. The reason why this watch deserves the gold hands is that it uses an innovative technology called "crystal gong design" in its timekeeping function. The Strike One self-striking watch can tell the time clearly with a thickness of only 9.86 millimeters. It is equipped with the 96.32-L movement, which is elaborately and meticulously decorated. It also features a unique Twin stacked barrel with a power reserve of 65 hours.