Citizen Eco-Drive BN2031-85E Instruction Manual page 29

Water depth measurement
After use in water (continued)
When cleansing the watch with fresh water
Cleanse the watch in a basin or something similar filled with fresh water.
• Do not expose the watch directly to water flowing from a water tap.
• Do not operate the crown or depress the buttons when the watch is wet.
CAUTION
• Leaving dirt or sea salt on the water sensor may cause inaccurate measurement.
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