This is an instruction manual for Hamilton Khaki Automatic Frogman watch
This manual describes the Hamilton Khaki Automatic watch, highlighting its automatic movement, water‑resistance of 20 ATM (200 m/660 ft), and a power reserve of approximately 42 hours. It outlines regular maintenance recommendations, such as bi‑annual service by an authorized Hamilton agent and care when the watch is exposed to water.
The guide details how to adjust the time and date using the crown and protector, explains the chronograph functions—including start‑stop, reset, and cumulative timing—and lists the built‑in counters (60‑second, 30‑minute, and 1‑hour). It also provides step‑by‑step instructions for operating and resetting the chronograph.
| Water resistance | 20 ATM = 200 m = 660 ft |
|---|---|
| Power reserve | Approximately 42 hours |
It is rated at 20 ATM, which equals 200 meters or 660 feet.
The watch’s power reserve is approximately 42 hours.