Hamilton H69509910 Khaki Field Mechanical Power ReserveProduct Overview The "Khaki Field Mecha Power Reserve" respects the traditional design and essential functionality of the "Khaki Field" collection while incorporating modern features, the latest watchmaking technology, and innovations. It is equipped with a new H 23 manual movement developed exclusively for Hamilton by ETA, allowing users to directly check the standard power reserve of 80 hours on the dial for the first time. The white dial, featuring