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Using during diving—Dive mode
Prohibited matters when using during diving
Do not use this watch for diving in the following cases:
• When the second hand moves every 2 seconds due to inadequate charge of the
watch.
When the insufficient charge warning function is active, you cannot change to Dive
mode.
• When the watch has stopped or malfunctioned.
• When out of range of the guaranteed temperature.
• During dangerous behavior or life-threatening situations.
• In a helium gas atmosphere (such as during saturation diving).
• Freshwater diving (this watch is calibrated for saltwater diving).