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NUMBER OF SWINGS AND POWER RESERVE
• Cal. 3M22
2-second intervals
1-second intervals
POWER
RESERVE
✩
NUMBER OF
SWINGS
100
500 800 1,200
3HR
1 DAY 2 DAYS
MORE THAN
3 DAYS
FULL
1. When the watch stops completely, 100 swings will start the watch and the second
hand will move at one-second intervals. There will be about 3 hours of power
reserve available.
2. An additional 400 swings, 500 swings in total, will reserve up to 1 day of power.
3. Another 300 swings, 800 swings in total, will reserve up to 2 days of power.
4. An additional 400 swings, 1,200 swings in total, will reserve more than 3 days of
power.
✩
The illustration above provides a general guideline of the relationship between the
power reserve and the number of swings, which may vary slightly.