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Suunto D4f User guide

Water resistance

Suunto D4f is water resistant to 100 meters (328 ft) in compliance with the dive watch standard ISO 6425.

To maintain water resistance, it is recommended to:

  • never use the device for other than intended use.
  • contact an authorized Suunto service center, distributor or retailer for any repairs.
  • keep the device clean from dirt and sand.
  • never attempt to open the case yourself.
  • avoid subjecting the device to rapid air and water temperature changes.
  • always clean your device with fresh water if subjected to salt water.
  • never knock or drop the device.