Citizen B510 Instruction Manual
![Citizen B510 Watch manual cover](/images/mvJlAJGIcvszDiOuprGVqMgN/thumbs/thumb175x175.webp)
To set the time, pull the crown out to the first or second position, then rotate it to adjust the time. Push the crown back in to finalize the setting.
The Citizen B510 is solar-powered. To charge it, expose the watch face to direct sunlight or a strong indoor light source.
To switch between 12-hour and 24-hour formats, press and hold the mode button until the display changes.
If the watch stops, ensure it is sufficiently charged by placing it in sunlight for several hours. If it still does not work, consult the manual or contact Citizen support.
To use the chronograph, press the top button to start/stop timing and the bottom button to reset.
Pull the crown out to the first position and rotate it to set the date. Push the crown back in when done.
The Citizen B510 is water-resistant up to 100 meters, making it suitable for swimming and snorkeling but not for diving.
It is recommended to service your Citizen B510 watch every 3 to 5 years to ensure optimal performance.
To clean your watch, use a soft cloth dampened with water and mild soap. Avoid soaking the watch or using abrasive materials.
To adjust the watch band, take it to an authorized Citizen service center or a professional jeweler to ensure proper sizing.