Citizen AT8260-18A Instruction Manual page 50

You can get the actual year from the number of years passed from the leap year by
referring to the following table:
Indication of the second hand
Hour marker
1st min. marker
2nd min. marker
3rd min. marker
Adjusting the time/calendar manually
Passed year
Leap year
1st year
2nd year
3rd year
Year
2020, 2024, 2028
2017, 2021, 2025
2018, 2022, 2026
2019, 2023, 2027
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